MATEMÁTICAS SECUNDARIA

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Question 1 of 20

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N Ú M E R O S :
Nº * * ROM. * LETRA
==== . ===== . ==========
9 * * * * * *
15 * * * * *
23 * * * *
46 * * * *
94 * * * *
160 * * * *
450 * * * *
509 * * * *
904 * * *

Explanation

Question 2 of 20

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SUMA o : . . . . . . . . . . . . . . MULTIPLICACIÓN: . . . . . . . . . . POTENCIA:
Operandos: . . . . . . . . Operandos: . . . . . .Operando:
Resultado: SUMA o . . . . . . Resultado: . . . . . . Repetición:
RESTA o : . . . . . . . . DIVISIÓN: . . . . . . . . . . . . . . . . . . RAÍZ :
Operando 1º: . . . . . . Operando 1º: . . . . Símbolo:
Operando 2º: . . . . Operando 2º: . . . . . . . Operando:
Resultado: . . . . . . . . Resultado: . . . . . . . . Resultado:
. . . . . . . . . . . . . . . . . . . . . . . . . . . . Sobrante:

Explanation

Question 3 of 20

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DIVISIÓN con sus TÉRMINOS...
. =
1. 3 5 9 . . . . . . |_5______=
. .. . . . . . . . .. . =
. . . .
. . . . . . . =

Explanation

Question 4 of 20

Fill the blank spaces to complete the text.

CÁLCULOS con [ 3, 5 y 7] ...
=========================
1 = 5 + – . . . . 1 = – ( – 5)
1 = 5 – ( – ) . . . 2 = ( + 3) /
4 = ( + 5) / . . . 5 = 7 – ( – )
5 = 3 + – . . . . 6 = x ( – 5)
8 = 3 x – . . . . 9 = + 7 –
14 = ( – 3) x . . 15 = 3 + + 7
20 = ( – 3) x . . 22 = 3 x +
26 = 3 x + . . . 32 = x 5 –
36 = (5 + ) x . . 38 = x 5 +
50 = ( + 7) x . . 56 = (5 + ) x
56 = x ( + 3) . . 105 = 3 x 5 x

Explanation

Question 5 of 20

CÁLCULOS con [1, 3, 5 y 7]
======================
❌= 1 * * * ❌= 2
❌= 3 * * * ❌= 4
❌= 5 * * * ❌= 6
❌= 7 * * * ❌= 8
❌= 9 * * ❌= 10
❌= 11 * ❌= 12
❌= 13 * * ❌= 14
❌= 15 * * * ❌= 16

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(7+3)/5-1

(7+5)/3-1

(7-5)x3-1

(7-5)x3+1

(7+1-5)x3

(5+1)x3-7

5x(3+1)-7

3x7-1-5

(5x3-1)/7

(7x3-1)/5

(7+5)/(3-1)

7+5-1-3

7+5-3+1

(7x5+1)/3

(5+1)/3x7

3+7+1+5

Explanation

Question 6 of 20

Fill the blank spaces to complete the text.

EXPRESIONES ARITMÉTICAS...
========================
Doble de la diferencia de 7 y 3 => 2x() =
Mitad de la suma de 3 y 5 => ()/2 =
Doble de 7, menos 5 => -5 =
Mitad de 8 por 3 => =
Suma de 7 y el doble de 4 => =
Diferencia del doble de 3 y 1 => =
Doble de la suma de 3 y 5 => =
Mitad de la diferencia de 7 y 3 => =
Triple de la mitad de 6 => =

Explanation

Question 7 of 20

POTENCIAS ...

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\(A^n\), n es el...

\(2^3\)=...

\(2^2\)=...

\(10^2\)=...

\(N^2\)=25, N=...

\(N^3\), N elevado al...

\(10^3\)=...

\(N^2\), N elevado al...

\(A^n\), A es la...

Explanation

Question 8 of 20

Fill the blank spaces to complete the text.

POTENCIAS:
==========
2³·3²·5² / (6·9·10) =
= 2³·3²·5² / (2··3··2·) =
= 2³·3²·5² / (²·³·) =
= ·/ = / = ,3...

Explanation

Question 9 of 20

Click on each orange point and write the correct answer.

RAÍZ CUADRADA...

{"9.61699_42.7711":[{"id":7747651,"answer":"4","x":9.61699,"y":42.7711}],"43.2392_31.0241":[{"id":7747647,"answer":"2","x":43.2392,"y":31.0241}],"9.61699_53.9157":[{"id":7747652,"answer":"3","x":9.61699,"y":53.9157}],"15.1629_53.9157":[{"id":7747653,"answer":"5","x":15.1629,"y":53.9157}],"21.4021_54.2169":[{"id":7747654,"answer":"2","x":21.4021,"y":54.2169}],"50.5182_31.0241":[{"id":7747656,"answer":"7","x":50.5182,"y":31.0241}],"15.1629_62.3494":[{"id":7747661,"answer":"329","x":15.1629,"y":62.3494}],"42.5459_48.494":[{"id":7747648,"answer":"2","x":42.5459,"y":48.494}],"57.7972_31.0241":[{"id":7747670,"answer":"4","x":57.7972,"y":31.0241}],"51.0381_48.494":[{"id":7747649,"answer":"2","x":51.0381,"y":48.494}],"9.96361_71.6867":[{"id":7747673,"answer":"0","x":9.96361,"y":71.6867}],"15.5095_71.6867":[{"id":7747664,"answer":"2","x":15.5095,"y":71.6867}],"21.4021_71.6867":[{"id":7747663,"answer":"3","x":21.4021,"y":71.6867}],"26.7747_71.988":[{"id":7747666,"answer":"8","x":26.7747,"y":71.988}],"62.4766_48.1928":[{"id":7747650,"answer":"4","x":62.4766,"y":48.1928}],"44.799_65.0602":[{"id":7747655,"answer":"47","x":44.799,"y":65.0602}],"33.3605_71.988":[{"id":7747667,"answer":"1","x":33.3605,"y":71.988}],"24.175_79.5181":[{"id":7747659,"answer":"2176","x":24.175,"y":79.5181}],"56.7574_65.3614":[{"id":7747657,"answer":"7","x":56.7574,"y":65.3614}],"16.7227_90.3614":[{"id":7747674,"answer":"0","x":16.7227,"y":90.3614}],"43.7591_81.6265":[{"id":7747668,"answer":"54","x":43.7591,"y":81.6265}],"21.922_90.3614":[{"id":7747662,"answer":"2","x":21.922,"y":90.3614}],"27.2946_90.3614":[{"id":7747665,"answer":"0","x":27.2946,"y":90.3614}],"68.5425_65.0602":[{"id":7747658,"answer":"329","x":68.5425,"y":65.0602}],"32.6672_90.3614":[{"id":7747660,"answer":"5","x":32.6672,"y":90.3614}],"51.2114_81.9277":[{"id":7747669,"answer":"4","x":51.2114,"y":81.9277}],"61.7834_82.2289":[{"id":7747671,"answer":"4","x":61.7834,"y":82.2289}],"73.3951_81.9277":[{"id":7747672,"answer":"2176","x":73.3951,"y":81.9277}]}

Explanation

Question 10 of 20

CÁLCULO MENTAL de 1 a 10 ...
===========================
1 = ❌ * * * * 2 = ❌
3 = ❌ * * * * * 4 = ❌
5 = ❌ * * * * * * 6 = ❌
7 = ❌ * * * * 8 = ❌
9 = ❌ * 10 = ❌

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2³–(3+4)

√[5+4]

3²–4

(3²+5)/2

3+√[9x4]

(5+3)/4

(10/5)²

(2²–1)x2

5x3–7

4+2x√[2+7]

Explanation

Question 11 of 20

NÚMEROS DECIMALES...

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4 centésimas

90 milésimas

130 milésimas

2 décimas

25 centésimas

310 milésimas

36 centésimas

4 décimas

45 centésimas

510 milésimas

56 centésimas

62 centésimas

67 centésimas

730 milésimas

79 centésimas

84 centésimas

890 milésimas

930 milésimas

99 centésimas

Explanation

Question 12 of 20

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FRACCIONES:
Parte COLOREADA de cada DIBUJO ...

Explanation

Question 13 of 20

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. . . . . . . . . FRACCIONES . . . . . . . . . . .
2/3 de 21 = . . . 2/5 de 30 =
1/2 de 32 = . . . 5/6 de 24 =
3/5 de 45 = . . . 3/7 de 49 =
1/6 de 42 = . . . . 1/4 de 60 =
5/7 de 42 = . . . 4/5 de 40 =
3/4 de 100= . . . 1/3 de 18 =
1/3 de 27 = . . . . 2/7 de 28 =

Explanation

Question 14 of 20

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MAYOR (>) o MENOR (<)
1/2 2/5 . . . 1/4 2/7
2/3 3/4 . . . 2/3 4/7
3/5 4/7 . . . 1/3 2/5
2/3 5/7 . . . 2/5 3/7
1/2 4/7 . . . 3/4 5/7
2/3 3/5 . . . 3/4 4/5
1/2 3/5 . . . 4/5 5/7

Explanation

Question 15 of 20

FRACCIÓN a DECIMAL ...
=====================
3/4 = ❌ . . . 3/2 = ❌
1/2 = ❌ . . . . 5/2 = ❌
1/4 = ❌ . . . 5/4 = ❌
1/5 = ❌ . . . . 7/2 = ❌
1/8 = ❌ . . 7/4 = ❌
2/5 = ❌ . . . . 7/5 = ❌
3/5 = ❌ . . . . 8/5 = ❌
3/8 = ❌ . . 9/2 = ❌
4/5 = ❌ . . . . 9/4 = ❌
5/8 = ❌ . . 9/5 = ❌
7/8 = ❌ . . 9/8 = ❌

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0,125

0,2

0,25

0,375

0,4

0,5

0,6

0,625

0,75

0,8

0,875

1,125

1,25

1,4

1,5

1,6

1.75

1,8

2,25

2,5

3,5

4,5

Explanation

Question 16 of 20

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SUMA y RESTA:
=============
\(\frac{2}{3} + \frac{3}{5}\ – \frac{3}{4}\) =
= (2x + 3x – 3x) / (3x) =
= (40+–) / =

MULTIPLICACIÓN y DIVISIÓN:
========================
\(\frac{2}{3}\)x\(\frac{1}{5}\) = 2x1 / =
\(\frac{1}{3}:\frac{3}{5}\) = 1/3 x = 1x5 / =

Explanation

Question 17 of 20

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a * * b * * * a+b * * * a–b * * * a·b * * * a:b
== * === * ===== * ====== * ===== * ======
-2 * +5 * * * * * * * * * * * *
+3 * -2 * * * * * * * * * * * *
+5 * +4 * * * * * * * * * *
-1 * -3 * * * * * * * * * * * * 3

Explanation

Question 18 of 20

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CÁLCULOS...
==========
6,7 x \(10^{-2}\) = ( 0,067, 0.67 ) . . . . 2\(\frac{3}{4}\) = ( 11/4, 10/4 )
\(\pi\) = ( 3,14, 2,72 ) . . . . . 3\(\frac{1}{2}\) = ( 7/2, 5/2 )
9 – 5 = ( 4, 5 ) . . . . . . \(\sqrt {16}\) = ( 4, 8 )
\(\sqrt {36}\) = ( 6, 9 ) . . . . . 3 x 2 = ( 6, 5 )
\(\sqrt {49}\) = ( 7, 9 ) . . . . . . \(2^3\) = ( 8, 6 )
\(3^2\) = ( 9, 6 ) . . . . . . . \(\sqrt {81}\) = ( 9, 41 )
\(\frac{3}{5}\) de 20 = ( 12, 15 ) . . . . . 7 + 5 = ( 12, 15 )
\(\frac{2}{3}\) de 21 = ( 14, 15 ) . . . \(\frac{1}{2}\) de 28 = ( 14, 7 )
\(5^2\) = ( 25, 10 ) . . . . . \(3^3\) = ( 27, 9 )
\(2^5\) = ( 32, 10 ) . . . . . \(\frac{3}{4}\) de 60 = ( 45, 15 )
\(3^4\) = ( 81, 12 ) . . . . \(5^3\) = ( 125, 15 )
\(10^3\) = ( 1.000, 30 ) . . . 2,07 x \(10^3\) = ( 2.070, 207 )
\(\overline{X I V}\) = ( 14.000, 140 )

Explanation

Question 19 of 20

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Descomposición FACTORIAL ...
===========================
4. 6 2 0 | * * * * * 9. 4 5 0 |
2. 3 1 0 | * * * * * 4. 7 2 5 |
1. 1 5 5 | * * * * * 1. 5 7 5 |
* 3 8 5 | * * * * * * 5 2 5 |
* * 7 7 | * * * * * * 1 7 5 |
* * 1 1 | * * * * * * 3 5 |
* * * 1 | * * * * * * * * * 7 |
* ² x x x x * * * 1 |
* * * * * * * * * * x ³ x ² x

Explanation

Question 20 of 20

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Descomposición FACTORIAL ...
===========================
3. 5 2 8 | * * * * * 9. 4 5 0 |
* 1. | * * * * * 4. |
* * | * * * * * 1. |
* | * * * * * * * |
* * | * * * * * * * |
* * * | * * * * * * * * |
* * * * | * * * * * * * * |
3.528 = ³ x ² x ²
9.450 = x ³ x ² x

Explanation

Question 21 of 20

DESCOMPOSICIÓN en
FACTORES PRIMOS...
==================
90 = ❌
100 = ❌
120 = ❌
150 = ❌
180 = ❌
200 = ❌
225 = ❌
250 = ❌

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2 · 3² · 5

2² · 5²

2³ · 3 · 5

2 · 3 · 5²

2² · 3² · 5

2³ · 5²

3² · 5²

2 · 5³

Explanation

Question 22 of 20

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DESCOMPOSICIÓN en FACTORES PRIMOS.
… … … … [^=elevado a] ...
==================================
30 = 2^ x 3^ x 5^ x 7^
32 = 2^ x 3^ x 5^ x 7^
35 = 2^ x 3^ x 5^ x 7^
40 = 2^ x 3^ x 5^ x 7^
42 = 2^ x 3^ x 5^ x 7^
45 = 2^ x 3^ x 5^ x 7^
50 = 2^ x 3^ x 5^ x 7^
54 = 2^ x 3^ x 5^ x 7^
56 = 2^ x 3^ x 5^ x 7^
60 = 2^ x 3^ x 5^ x 7^

Explanation

Question 23 of 20

Fill the blank spaces to complete the text.

SISTEMA MÉTRICO DECIMAL...
MEDIDA . . . . . EQUIV. . UNIDAD . . . ABREV.
========== ====== ========== =====
2,074 metros = . 207,4 . . ()
2.074 metros = . 2,074 . . . ()
20,74 metros = . 2,074 . . ()
2,074 metros = . 2.074 . . . ()
207,4 metros = . 2,074 . . ()
6.193 litros = . . .61,93 . . . . ()
61,93 litros = . . .619,3 . . . . . ()
61,93 litros = . . .6.193 . . . . .()
528,7 gramos = 52,87 . . ()
52,87 kilos = . . .52.870 . . . . . ()
528,7 kilos = . . 5.287 . . ()
5.287 kilos = . . 5,287 . . . . . ()

Explanation

Question 24 of 20

Las 2 y cuarto de la noche = . . . . . . . . . ❌
Las 4 y media de la noche = . . . . . . . . . ❌
Las 7 menos cuarto de la noche = . . . . ❌
Las 9 y diez de la mañana = . . . . . . . . . .❌
Las 11 menos veinte de la mañana = . ❌
Las 12 y cinco de la mañana = . . . . . . . ❌
Las 2 y media de la tarde = . . . . . . . . . .❌
Las 5 menos diez de la tarde = . . . . . . ❌
Las 6 y cinco de la tarde = . . . . . . . . . . ❌
Las 7 y cuarto de la tarde = . . . . . . . . . ❌
Las 11 menos cuarto de la noche = . . ❌
Las 12 y veinte de la noche = . . . . . . . .❌

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02:15

04:30

06:45

09:10

10:40

12:05

14:30

16:50

18:05

19:15

22:45

00:20

Explanation

Question 25 of 20

RECTAS y ÁNGULOS...

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R. PARALELAS

SEGMENTO

R. PERPENDICULARES

L. RECTA

Á. OBTUSO

Á. AGUDO

Á. RECTO

Á. LLANO

R. SECANTES

MEDIATRIZ

BISECTRIZ

Á. ADYACENTES

SEMIRRECTA

L. CURVA

Explanation

Question 26 of 20

CIRCUNFERENCIA y CÍRCULO:
Elementos...

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CENTRO

RADIO

SEMICIRCUNFERENCIA

ARCO

CUERDA

SEMICÍRCULO

SEGMENTO C.

SECTOR C.

CORONA C.

R. EXTERIOR

R. TANGENTE

R. SECANTE

CONCÉNTRICA

C. SECANTE

C. EXTERIOR

TANGENTE EXTERIOR

TANGENTE INTERIOR

C. INTERIOR

FIRMA

Explanation

Question 27 of 20

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FIGURAS GEOMÉTRICAS...

Explanation

Question 28 of 20

ÁREAS de FIGURAS PLANAS
* Fórmula de Herón ...

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\(\frac{b · h}{2}\)

\(\sqrt{p·(p-a)·(p-b)·(p-c)}\)

a · a = \(a^2\)

b · h

\(\frac{D · d}{2}\)

h · b

\(\frac{B + b}{2}\) · h

\(\frac{L(6) · ap}{2}\)

\(\pi\) · \(r^2\)

Explanation

Question 29 of 20

Fill the blank spaces to complete the text.

TEOREMA de PITÁGORAS ...
=========================
Aplicación a triángulos .
La suma de los tres ángulos de un triángulo es º.
Los ángulos agudos son (suman 90º).
Lados del ángulo recto: .
Lado opuesto al ángulo recto:
ENUNCIADO:
"La suma de los cuadrados de los
es igual al cuadrado de la ".
TEOREMA del CATETO:
"El cuadrado de cada es igual
al producto de su proyección por la ".
TEOREMA de la ALTURA:
"El cuadrado de la es igual
al producto de las proyecciones de los ".

Explanation

Question 30 of 20

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TEOREMA de TALES...

Explanation

Question 31 of 20

PLANO CARTESIANO...

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(+4,0)

(+2,+5)

(+7,+3)

(+9,+8)

(–1,+7)

(–5,+2)

(–10,+4)

(–6,+9)

(–8,0)

(–2,–3)

(–7,–7)

(–4,–9)

(0,–6)

(+1,–10)

(+3,–4)

(+6,–9)

(+10,–5)

(0,+1)

Explanation

Question 32 of 20

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… ... … [ y = 2x – 3 ] . [ y = x² + 3x – 5 ] . [ y = x³+2x²–3x–1 ]
… … … ========= . ============= . ===============
x=–2 => . . y= . . . . . . . y= . . . . . . . . . . y=
x=–1 => . . y= . . . . . . . y= . . . . . . . . . . y=
x=0 => . . . y= . . . . . . . y= . . . . . . . . . . y=
x=1 => . . . y= . . . . . . . y= . . . . . . . . . . y=
x=2 => . . . y= . . . . . . . y= . . . . . . . . . . . y=

Explanation

Question 33 of 20

Fill the blank spaces to complete the text.

ÁLGEBRA. ECUACIONES ...
=======================
[ 2x – 3 = 5 ]
2x = 5 + // x = / 2 // x =
. . .
[ 3x – 1 = x + 9 ]
3x – = 9 + // x =
x = 10 / // x =
. . .
[ 5 – x = 2 ]
5 – = // = x
. . .
[ \(\frac {3x−1}{5}\) = 4 ]
3x – 1 = 4 · // 3x = + 1
x = 21 / // x =
. . .
[ \(\frac {3x}{2}\) + 4 = 7 ] . (Dos FORMAS):
3x + 4· = 7· . . . . . \(\frac {3x}{2}\) = 7 –
3x = – . . . . . . . . 3x = ·
x = / 3 . . . . . . . . . . 3x =
x = . . . . . . . . . . . . x = 6 / =
[ \(\frac {2x–1}{3}\) + \(\frac {x}{2}\) = 9 ]
· (2x–1) + · x = 9 ·
4x – 2 + =
= 54 + 2 // x = 56 / =

Explanation

Question 34 of 20

Fill the blank spaces to complete the text.

EXPRESIONES ALGEBRAICAS...
=========================
Diagonal del cuadrado de lado 'x' => · \(\sqrt{2}\)
Diagonal del rectángulo de lados 'x' 'y' => V¯(²+²)
Área del trapecio de dimensiones 'B' 'b' 'h' => (+) · /
Longitud de un arco de radio 'x' y ángulo 'A'º => \(\pi\) · · /180
Área de corona circular entre circunferencias de radios 'R' 'r' => \(\pi\) · (² – ²)
Producto de dos números impares consecutivos => (–1) · (+1) = ²–

Explanation

Question 35 of 20

Fill the blank spaces to complete the text.

FACTORIZACIÓN ALGEBRAICA ...
==========================
Sacar factor común:
6x² + 9x – 5 ... => ... [] · () – 5
2x²y – 3xy² + xy ... => ... [] · ()

Cuadrado de suma y resta:
x² + 10x + 25 ... => ... () · (x+5) = (x+5)²
4x² – 12x + 9 ... => ... () · (2x-3) = (2x-3)²

Suma por diferencia:
9x² – 36 ... => ... () · ()
25x² – 4y² ... => ... () · ()

Ecuación cuadrada:
2x² + x – 3 = 0 . . . Soluciones: 1 y -3/2
2x² + x – 3 ... => ... () · ()

Otros factores (Regla de Ruffini):
6x³+5x²–17x–6 ... => ... = (x+2) · ()
. . . (x+2) · () · (3x+1)

Explanation

Question 36 of 20

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ECUACIONES RACIONALES. Ejemplos ...

Explanation

Question 37 of 20

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TÉRMINO de una SUCESIÓN...
========================
5º de [3n²-5] =
4º de [2n+3] =
2º de [n³/2] =
6º de [3n/2] =
3º de [2n³-8] =
5º de [(n²+3)/2] =

Explanation

Question 38 of 20

Fill the blank spaces to complete the text.

ESTADÍSTICA: Datos de un examen
de los 50 alumnos de una clase...
. x . . fi . . Fi . . f% . . F% . . x·fi
=== === === === ==== ====
. 0 . . 1 . . 1 . . . 2 . . . 2 . . .
. 1 . . 3 . . 4 . . . 6 . . . 8 . . .
. 2 . . 2 . . 6 . . . . . 12 . . .
. 3 . . 4 . .10 . . . . . . .
. 4 . . 5 . . . .10 . . 30 . .
. 5 . . 7 . .22 . . . .44 . .
. 6 . .11 . 33 . . . .66 . .
. 7 . . 8 . . . .16 . . . .
. 8 . . 4 . .45 . . 8 . . . . .
. 9 . . 3 . . . . 6 . . .96 . .
.10 . .2 . .50 . . 4 . .100 . .
. . . === . . . . === . . . . . ====
. . . . 50 . . . . 100 . . . . . .
======================
MEDIA => / =
MEDIANA => +3/11
MODA =>

Explanation

Question 39 of 20

Sistema BINARIO { 32 ~ 16 ~ 8 ~ 4 ~ 2 ~ 1 } ...

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Explanation

Question 40 of 20

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A modo de REGLA de TRES ...
==========================
4 es a CUATRO, como 9 es a . - - - - - - - - - - - - m² es a m³, como SUPERFICIE es a .
10 es a DIEZ, como 20 es a . - - - - - - - - - - - - - METRO es a KILÓMETRO, como KILO es a .
9° es a NOVENO, como 20° es a . - - - - - - -METRO es a CENTÍMETRO, como EURO es a .
7° es a SÉPTIMO, como 12° es a . - - - - TIEMPO es a HORA, como ÁNGULO es a .
1/4 es a UN CUARTO, como 1/2 es a UN . - - - 15 h es a 15 HORAS, como 15° es a 15 .
N² es a N³ , como CUADRADO es a . - - - - - - - - 45º es a AGUDO, como 135º es a .
1ª es a DÉCIMAS, como 3ª es a . - - - - - - - ROTACIÓN es a DÍA, como TRASLACIÓN es a .
3² es a POTENCIA, como 3/4 es a . - - - - - CIRCUNFERENCIA es a ARCO, como RECTA es a .
x es a MULTIPLICAR, como : es a . - - - - - - - -NIVEL es a HORIZONTAL, como PLOMADA es a .
x es A MULTIPLICAR, como + es a . - - - - - - - 3 es a TRIÁNGULO, como 6 es a .
F es a LETRA, como 5 es a . - - - - - - - - - - - - - - PERÍMETRO es a POLÍGONO, como CIRCUNFERENCIA es a .
ROMA es a PALABRA, como 7.541 es a . - - - - - - - - - - - CILINDRO es a CONO, como PRISMA es a .
RESTA es a DIFERENCIA, como MULTIPLICACIÓN es a . - BORDE es a ARISTA, como ESQUINA es a .
SUMAR es a TOTAL, como DIVIDIR es a . - - - - - - - - - - - - ÁREA es a HECTÁREA, como AÑO es a .
SUMA es a SUMANDOS, como MULTIPLICACIÓN es a . - - SEGUNDO es a MINUTO, como MINUTO es a .

Explanation

Question 41 of 20

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SUDOKU
[P] [E] [L] [O] [T] [A] ...

Explanation

Question 42 of 20

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SUDOKU...

Explanation

Question 43 of 20

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PORCENTAJES...
Un ciclista ha recorrido 18 km de una etapa que tiene 150 km en total. ¿Qué porcentaje le queda por recorrer?
... 18 de 150 => 1.800/150 = 12% ha recorrido
... 100–12 = 88% queda por recorrer.

Una magdalena contiene 24 gramos de harina, que representan el 40% de su peso total.
¿Cuánto pesará una bolsa con una docena?
... 40% de P = 24 g => P = 2.400/40 = 60 g pesa cada una.
... 60 x 12 = 720 g pesará una docena.

Queremos comprar unos pantalones que tienen un 20% de descuento.
Si su precio final después de la rebaja es 27,2 €,
¿cuánto costaban los pantalones antes de ser rebajados?
... Ha pagado el 80%. => 27,2x100/80 = 34 € ers su precio inicial.

Una panadería ha vendido 340 barras de pan de las 500 barras que habían preparado.
¿Qué porcentaje se ha vendido? ¿Qué porcentaje ha quedado sin vender?
... 340 de 500 => 340x100/500 = 68% ha vendido.
... 100 – 68 = 32% sin vender.

Este año pagamos 252 € de IBI tras una subida del 5%.
¿Cuánto pagamos el año pasado, antes de la subida?
... El 105% de P = 254,6 => 252x100/105 = 240 € el año pasado.

A fecha actual, el agua embalsada en Córdoba es de 2000 hm3, lo que supone un 70% de la capacidad total. ¿Cuál es la capacidad total de los embalses de Córdoba?

Explanation

Question 44 of 20

Fill the blank spaces to complete the text.

. . . = P O R C E N T A J E S = . . . .
. . . =================== . . . .
4% de 25 = . . . . 10% de 40 =
5% de 60 = . . . . 15% de 60 =
8% de 75 = . . . 25% de 200 =

6 de 15 = % . . . 12 de 20 = %
9 de 30 = % . . . 6 de 120 = %

Explanation

Question 45 of 20

Fill the blank spaces to complete the text.

PORCENTAJES...
============
Un ciclista ha recorrido 18 km de una etapa de 150 km.
¿Qué porcentaje le queda por recorrer?
... 18 de 150 >>> 18x100/ = % ha recorrido
... 100– = % queda por recorrer.

Una magdalena contiene 24 gramos de harina, que es el 40% de su peso total.
¿Cuánto pesará una bolsa con una docena?
... 40% de P = 24 g >>> P = x100/ = g pesa cada una.
... 60 x = g pesará una docena.

Una prenda con un 20% de descuento, me costó 27,2 €.
¿Cuánto costaba antes de la rebaja?
... Ha pagado el: 100–20 = % >>> 27,2x/ = € era su precio inicial.

Se han vendido 340 panes de los 500 que se habían preparado.
¿Qué porcentaje se ha vendido? ¿Qué porcentaje ha quedado sin vender?
... 340 de 500 >>> 340x100/500 = % ha vendido.
... 100 – = % sin vender.

Este año pagamos 252 € de IBI tras una subida del 5%.
¿Cuánto pagamos el año pasado, antes de la subida?
... El 100+5 = % de P = 252 >>> 252x100/ = € el año pasado.

Un embalse contiene 644 hm³ de agua, que es un 70% de la capacidad total.
¿Cuál es la capacidad total del embalse?
... 70% de T = >>> x100/ = hm³ lleno.

Explanation

Question 46 of 20

Fill the blank spaces to complete the text.

SISTEMAS de NUMERACIÓN...
NÚMERO: 1 2 0
=============
En base 2 => [120/2] = (0)/2 = (0)/2 = (0)/2 = (1)/2 = (1)/2 = (1)
... >>> 1111000
En base 5 => [120/5] = 24()/5 = 4()
... >>>
En base 9 => [120/9] = ()/9 = ()
... >>>

Explanation

Question 47 of 20

Fill the blank spaces to complete the text.

SISTEMAS de NUMERACIÓN.
PASO a BASE DECIMAL ...
====================
100110 en base 2 => 0+1·+1·+0·+0·+1· =
2031 en base 4 => +·4+·16+·64 =
1507 en base 8 => 7+0·+5·+1· =

Explanation

Question 48 of 20

Click on each orange point and write the correct answer.

CÁLCULOS en CADENA ...

{"7.90851_15.2139":[{"id":24700827,"answer":"4","x":7.90851,"y":15.2139}],"22.7281_15.3724":[{"id":24700810,"answer":"180","x":22.7281,"y":15.3724}],"7.65077_33.7559":[{"id":24700826,"answer":"20","x":7.65077,"y":33.7559}],"37.5477_15.2139":[{"id":24700811,"answer":"30","x":37.5477,"y":15.2139}],"22.5992_33.7559":[{"id":24700809,"answer":"250","x":22.5992,"y":33.7559}],"37.8054_33.5975":[{"id":24700800,"answer":"8","x":37.8054,"y":33.5975}],"7.65077_51.981":[{"id":24700825,"answer":"14","x":7.65077,"y":51.981}],"52.4961_15.2139":[{"id":24700812,"answer":"24","x":52.4961,"y":15.2139}],"22.7281_52.1395":[{"id":24700808,"answer":"125","x":22.7281,"y":52.1395}],"52.3673_33.439":[{"id":24700801,"answer":"56","x":52.3673,"y":33.439}],"37.4188_52.1395":[{"id":24700799,"answer":"64","x":37.4188,"y":52.1395}],"67.3157_15.0555":[{"id":24700813,"answer":"3","x":67.3157,"y":15.0555}],"7.77964_70.523":[{"id":24700824,"answer":"28","x":7.77964,"y":70.523}],"22.5992_70.3645":[{"id":24700807,"answer":"5","x":22.5992,"y":70.3645}],"67.3157_33.439":[{"id":24700802,"answer":"36","x":67.3157,"y":33.439}],"54.558_55.309":[{"id":24700798,"answer":"54","x":54.558,"y":55.309}],"37.5477_70.206":[{"id":24700806,"answer":"25","x":37.5477,"y":70.206}],"82.393_15.2139":[{"id":24700814,"answer":"9","x":82.393,"y":15.2139}],"67.3157_51.981":[{"id":24700803,"answer":"6","x":67.3157,"y":51.981}],"52.3673_70.3645":[{"id":24700805,"answer":"21","x":52.3673,"y":70.3645}],"7.77964_88.748":[{"id":24700823,"answer":"4","x":7.77964,"y":88.748}],"82.393_33.9144":[{"id":24700815,"answer":"81","x":82.393,"y":33.9144}],"22.7281_88.748":[{"id":24700822,"answer":"16","x":22.7281,"y":88.748}],"37.5477_88.748":[{"id":24700821,"answer":"64","x":37.5477,"y":88.748}],"67.3157_70.206":[{"id":24700804,"answer":"42","x":67.3157,"y":70.206}],"82.2642_51.981":[{"id":24700816,"answer":"49","x":82.2642,"y":51.981}],"52.3673_88.9065":[{"id":24700820,"answer":"8","x":52.3673,"y":88.9065}],"82.2642_70.206":[{"id":24700817,"answer":"7","x":82.2642,"y":70.206}],"67.3157_88.748":[{"id":24700819,"answer":"40","x":67.3157,"y":88.748}],"82.2642_88.4311":[{"id":24700818,"answer":"35","x":82.2642,"y":88.4311}]}

Explanation

Question 49 of 20

Fill the blank spaces to complete the text.

. . . . . . . = Á L G E B R A = . . . . . . .
===========================
x–3=0 > x= . . . . . . . x+5=3 > x=
3+x=5 > x= . . . . . . . 2=x–3 > x=
x/2=3 > x= . . . . . . . x/3+2=5 > x=
2x=6 > x= . . . . . . . . 2x+3=7 > x=
2x–1=5 > x= . . . . . . 3x=9 > x=
3x+2=5 > x= . . . . . . 3x–5=4 > x=
2x/3=4 > x= . . . . . . . 3x/2=6 > x=
2x/5+1=3 > x= . . . . . 3x/4–5=1 > x=
x²=9x4 > x=+– . . . . . x²+5=9 > x=+–
x²–3=6 > x=+– . . . . . 2x²/3=6 > x=+–
3x²/2–5=1 > x=+– . . 2x–3=x+1 > x=
x=3x–6 > x= . . . . . . (2x–3)/5=x > x=
x³=54/2 > x= . . . . . 3x/5=(x+3)/2 > x=

Explanation

Question 50 of 20

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ECUACIÓN RACIONAL ...

Explanation

Question 51 of 20

Fill the blank spaces to complete the text.

CÁLCULO MENTAL ...
=================
9x7 =– 5 =/ 2 =– 4 =√¯=x 8 =
8+7 =/ 3 =x 9 =+ 4 =√¯=x 3 =
7–3 =² =x 4 =√¯=x 7 =– 15 =
6x7 =/ 2 =/7 =³ = x 2 =/ 6 =

Explanation

Question 52 of 20

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ÁLGEBRA ...

Explanation

Question 53 of 20

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CÁLCULOS VARIADOS [&=infinito]
[Hasta 2 cifras decimales] ...

{"24.1307_32.6034":[{"id":36754114,"answer":"5","x":24.1307,"y":32.6034}],"24.1307_42.5791":[{"id":36754119,"answer":"7","x":24.1307,"y":42.5791}],"40.2227_32.6034":[{"id":36754115,"answer":"-1","x":40.2227,"y":32.6034}],"23.9871_51.5815":[{"id":36754124,"answer":"4","x":23.9871,"y":51.5815}],"40.2227_42.3358":[{"id":36754120,"answer":"3","x":40.2227,"y":42.3358}],"56.171_32.3601":[{"id":36754116,"answer":"6","x":56.171,"y":32.3601}],"40.2227_51.5815":[{"id":36754125,"answer":"4","x":40.2227,"y":51.5815}],"23.8434_61.3139":[{"id":36754142,"answer":"8","x":23.8434,"y":61.3139}],"56.171_42.0925":[{"id":36754121,"answer":"10","x":56.171,"y":42.0925}],"39.9353_61.5572":[{"id":36754143,"answer":"4","x":39.9353,"y":61.5572}],"23.8434_70.5596":[{"id":36754159,"answer":"6","x":23.8434,"y":70.5596}],"56.3147_51.3382":[{"id":36754126,"answer":"0","x":56.3147,"y":51.3382}],"39.9353_70.8029":[{"id":36754160,"answer":"-4","x":39.9353,"y":70.8029}],"56.0273_61.0706":[{"id":36754144,"answer":"12","x":56.0273,"y":61.0706}],"24.1307_80.0487":[{"id":36754164,"answer":"9","x":24.1307,"y":80.0487}],"72.2629_42.3358":[{"id":36754122,"answer":"2,5","x":72.2629,"y":42.3358}],"72.1193_51.5815":[{"id":36754127,"answer":"\u0026","x":72.1193,"y":51.5815}],"40.079_80.292":[{"id":36754165,"answer":"7","x":40.079,"y":80.292}],"56.0273_70.8029":[{"id":36754161,"answer":"5","x":56.0273,"y":70.8029}],"86.9181_32.1168":[{"id":36754118,"answer":"8","x":86.9181,"y":32.1168}],"24.1106_89.7744":[{"id":36754229,"answer":"7","x":24.1106,"y":89.7744}],"71.9756_61.8005":[{"id":36754145,"answer":"3","x":71.9756,"y":61.8005}],"86.9181_42.0925":[{"id":36754123,"answer":"25","x":86.9181,"y":42.0925}],"56.0273_80.7786":[{"id":36754166,"answer":"8","x":56.0273,"y":80.7786}],"72.1193_71.0462":[{"id":36754162,"answer":"0,2","x":72.1193,"y":71.0462}],"87.0618_52.0681":[{"id":36754128,"answer":"1","x":87.0618,"y":52.0681}],"56.3833_90.0308":[{"id":36754230,"answer":"12","x":56.3833,"y":90.0308}],"86.9894_61.0564":[{"id":36754227,"answer":"36","x":86.9894,"y":61.0564}],"87.1409_80.5436":[{"id":36754228,"answer":"8","x":87.1409,"y":80.5436}],"87.1409_89.7744":[{"id":36754231,"answer":"81","x":87.1409,"y":89.7744}]}

Explanation

Question 54 of 20

NÚMEROS ENTEROS ...

Drag an answer into the correct orange point.

–5 + 6

10 – 6

–5 + 13

–15 + 26

40 – 25

–5 + 24

40 – 17

5 + 21

15 + 17

–5 + 40

25 + 14

35 + 8

5 – 8

10 – 17

5 – 16

–5 – 9

5 – 24

–10 – 13

–40 + 13

–25 – 5

–10 – 25

–25 – 16

Explanation

Question 55 of 20

--:-- / --:--

Fill the blank spaces to complete the text.

NÚMEROS ROMANOS...
===================

Explanation

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	Created by Ulises Yo about 9 years ago

Actividades de MATEMÁTICAS para SECUNDARIA ...

MATEMÁTICAS SECUNDARIA

Question 1 of 20

Fill the blank spaces to complete the text.

N Ú M E R O S : Nº * * ROM. * LETRA ==== . ===== . ========== 9 * * * * * * 15 * * * * * 23 * * * * 46 * * * * 94 * * * * 160 * * * * 450 * * * * 509 * * * * 904 * * *

Explanation

Question 2 of 20

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Explanation

Question 3 of 20

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DIVISIÓN con sus TÉRMINOS... . = 1. 3 5 9 . . . . . . |_5______= . .. . . . . . . . .. . = . . . . . . . . . . . =

Explanation

Question 4 of 20

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Explanation

Question 5 of 20

CÁLCULOS con [1, 3, 5 y 7] ====================== ❌= 1 * * * ❌= 2 ❌= 3 * * * ❌= 4 ❌= 5 * * * ❌= 6 ❌= 7 * * * ❌= 8 ❌= 9 * * *❌= 10 ❌= 11 * * ❌= 12 ❌= 13 * * ❌= 14 ❌= 15 * * * ❌= 16

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Explanation

Question 6 of 20

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Explanation

Question 7 of 20

POTENCIAS ...

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Explanation

Question 8 of 20

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POTENCIAS: ========== 2³·3²·5² / (6·9·10) = = 2³·3²·5² / (2··3··2·) = = 2³·3²·5² / (²·³·) = = ·/ = / = ,3...

Explanation

Question 9 of 20

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RAÍZ CUADRADA...

Explanation

Question 10 of 20

CÁLCULO MENTAL de 1 a 10 ... =========================== 1 = ❌ * * * * 2 = ❌ 3 = ❌ * * * * * 4 = ❌ 5 = ❌ * * * * * * 6 = ❌ 7 = ❌ * * * * 8 = ❌ 9 = ❌ * 10 = ❌

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Explanation

Question 11 of 20

NÚMEROS DECIMALES...

Drag an answer into the correct orange point.

Explanation

Question 12 of 20

Click on each orange point and write the correct answer.

FRACCIONES: Parte COLOREADA de cada DIBUJO ...

Explanation

Question 13 of 20

Fill the blank spaces to complete the text.

. . . . . . . . . FRACCIONES . . . . . . . . . . . 2/3 de 21 = . . . 2/5 de 30 = 1/2 de 32 = . . . 5/6 de 24 = 3/5 de 45 = . . . 3/7 de 49 = 1/6 de 42 = . . . . 1/4 de 60 = 5/7 de 42 = . . . 4/5 de 40 = 3/4 de 100= . . . 1/3 de 18 = 1/3 de 27 = . . . . 2/7 de 28 =

Explanation

Question 14 of 20

Fill the blank spaces to complete the text.

MAYOR (>) o MENOR (<) 1/2 2/5 . . . 1/4 2/7 2/3 3/4 . . . 2/3 4/7 3/5 4/7 . . . 1/3 2/5 2/3 5/7 . . . 2/5 3/7 1/2 4/7 . . . 3/4 5/7 2/3 3/5 . . . 3/4 4/5 1/2 3/5 . . . 4/5 5/7

Explanation

Question 15 of 20

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Explanation

Question 16 of 20

Fill the blank spaces to complete the text.

SUMA y RESTA: ============= \(\frac{2}{3} + \frac{3}{5}\ – \frac{3}{4}\) = = (2x + 3x – 3x) / (3x) = = (40+–) / = MULTIPLICACIÓN y DIVISIÓN: ======================== \(\frac{2}{3}\)x\(\frac{1}{5}\) = 2x1 / = \(\frac{1}{3}:\frac{3}{5}\) = 1/3 x = 1x5 / =

Explanation

Question 17 of 20

Fill the blank spaces to complete the text.

a * * b * * * a+b * * * a–b * * * a·b * * * a:b == * === * ===== * ====== * ===== * ====== -2 * +5 * * * * * * * * * * * * +3 * -2 * * * * * * * * * * * * +5 * +4 * * * * * * * * * * -1 * -3 * * * * * * * * * * * * 3

Explanation

Question 18 of 20

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Explanation

Question 19 of 20

Fill the blank spaces to complete the text.

Explanation

Question 20 of 20

Fill the blank spaces to complete the text.

Descomposición FACTORIAL ... =========================== 3. 5 2 8 | * * * * * 9. 4 5 0 | * 1. | * * * * * 4. | * * | * * * * * *1. | * * | * * * * * * * | * * | * * * * * * * | * * * | * * * * * * * * | * * * * | * * * * * * * * | 3.528 = ³ x ² x ² 9.450 = x ³ x ² x

Explanation

Question 21 of 20

DESCOMPOSICIÓN en FACTORES PRIMOS... ================== 90 = ❌ 100 = ❌ 120 = ❌ 150 = ❌ 180 = ❌ 200 = ❌ 225 = ❌ 250 = ❌

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N Ú M E R O S :
Nº * * ROM. * LETRA
==== . ===== . ==========
9 * * * * * *
15 * * * * *
23 * * * *
46 * * * *
94 * * * *
160 * * * *
450 * * * *
509 * * * *
904 * * *

DIVISIÓN con sus TÉRMINOS...
. =
1. 3 5 9 . . . . . . |_5______=
. .. . . . . . . . .. . =
. . . .
. . . . . . . =

CÁLCULOS con [1, 3, 5 y 7]
======================
❌= 1 * * * ❌= 2
❌= 3 * * * ❌= 4
❌= 5 * * * ❌= 6
❌= 7 * * * ❌= 8
❌= 9 * * ❌= 10
❌= 11 * ❌= 12
❌= 13 * * ❌= 14
❌= 15 * * * ❌= 16

POTENCIAS:
==========
2³·3²·5² / (6·9·10) =
= 2³·3²·5² / (2··3··2·) =
= 2³·3²·5² / (²·³·) =
= ·/ = / = ,3...

CÁLCULO MENTAL de 1 a 10 ...
===========================
1 = ❌ * * * * 2 = ❌
3 = ❌ * * * * * 4 = ❌
5 = ❌ * * * * * * 6 = ❌
7 = ❌ * * * * 8 = ❌
9 = ❌ * 10 = ❌

FRACCIONES:
Parte COLOREADA de cada DIBUJO ...

. . . . . . . . . FRACCIONES . . . . . . . . . . .
2/3 de 21 = . . . 2/5 de 30 =
1/2 de 32 = . . . 5/6 de 24 =
3/5 de 45 = . . . 3/7 de 49 =
1/6 de 42 = . . . . 1/4 de 60 =
5/7 de 42 = . . . 4/5 de 40 =
3/4 de 100= . . . 1/3 de 18 =
1/3 de 27 = . . . . 2/7 de 28 =

MAYOR (>) o MENOR (<)
1/2 2/5 . . . 1/4 2/7
2/3 3/4 . . . 2/3 4/7
3/5 4/7 . . . 1/3 2/5
2/3 5/7 . . . 2/5 3/7
1/2 4/7 . . . 3/4 5/7
2/3 3/5 . . . 3/4 4/5
1/2 3/5 . . . 4/5 5/7

SUMA y RESTA:
=============
\(\frac{2}{3} + \frac{3}{5}\ – \frac{3}{4}\) =
= (2x + 3x – 3x) / (3x) =
= (40+–) / =

MULTIPLICACIÓN y DIVISIÓN:
========================
\(\frac{2}{3}\)x\(\frac{1}{5}\) = 2x1 / =
\(\frac{1}{3}:\frac{3}{5}\) = 1/3 x = 1x5 / =

a * * b * * * a+b * * * a–b * * * a·b * * * a:b
== * === * ===== * ====== * ===== * ======
-2 * +5 * * * * * * * * * * * *
+3 * -2 * * * * * * * * * * * *
+5 * +4 * * * * * * * * * *
-1 * -3 * * * * * * * * * * * * 3

Descomposición FACTORIAL ...
===========================
3. 5 2 8 | * * * * * 9. 4 5 0 |
* 1. | * * * * * 4. |
* * | * * * * * 1. |
* | * * * * * * * |
* * | * * * * * * * |
* * * | * * * * * * * * |
* * * * | * * * * * * * * |
3.528 = ³ x ² x ²
9.450 = x ³ x ² x

DESCOMPOSICIÓN en
FACTORES PRIMOS...
==================
90 = ❌
100 = ❌
120 = ❌
150 = ❌
180 = ❌
200 = ❌
225 = ❌
250 = ❌

CIRCUNFERENCIA y CÍRCULO:
Elementos...

ÁREAS de FIGURAS PLANAS
* Fórmula de Herón ...

TÉRMINO de una SUCESIÓN...
========================
5º de [3n²-5] =
4º de [2n+3] =
2º de [n³/2] =
6º de [3n/2] =
3º de [2n³-8] =
5º de [(n²+3)/2] =