2229590
Descripción
Fichas por Carlos Martínez, actualizado hace más de 1 año
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Creado por Carlos Martínez
hace más de 9 años
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| Pregunta | Respuesta |
| SUMA DE FRACCIONES CON DISTINTO DENOMINADOR | 4/3 + 5/7 = = (4·7)/21 + (5·3)/21 = = 28/21 + 15/21 = = 43/21 |
| 2/3 + 3/5 = | 19/15 |
| 3/7 + 3/4 = | 33/28 |
| 2/9 + 4/3 = | 14/9 |
| 2/5 + 1 = | 7/5 |
| 3/8 + 1/2 = | 7/8 |
| 2 + 5/6 = | 17/6 |
| 4/9 + 2/5 = | 38/45 |
| 1/4 + 2/3 = | 11/12 |
| 3 + 2/7 = | 23/7 |
| 1/6 + 2/3 = | 5/6 |
| RESTA DE FRACCIONES CON DISTINTO DENOMINADOR | 4/3 - 5/7 = = (4·7)/21 - (5·3)/21 = = 28/21 - 15/21 = = 13/21 |
| 1/3 - 2/7 = | 1/21 |
| 5/6 - 3/4 = | 1/12 |
| 8/3 - 2 = | 2/3 |
| 4/5 - 3/8 = | 17/40 |
| 11/9 - 3/4 = | 17/36 |
| 1 - 4/5 = | 1/5 |
| 8/9 - 2/3 = | 2/9 |
| 5/2 - 6/7 = | 23/14 |
| 7/4 - 1/2 = | 5/4 |
| 5/3 - 3/4 = | 5/12 |
| PRODUCTO DE FRACCIONES | a/b · c/d = (a·c)/(b·d) 1/4 · 7/8 = (1·7)/(4·8) = = 7/32 |
| 2/5 · 3/7 = | 6/35 |
| 1/4 · 3/5 = | 3/20 |
| 4 · 8/3 = | 32/3 |
| 7/5 · 4/3 = | 28/15 |
| 7/9 · 4/3 = | 28/27 |
| 7/8 · 7/2 = | 49/16 |
| 8/3 · 7 = | 56/3 |
| 2/9 · 1/5 = | 2/45 |
| 9/4 · 9/4 = | 81/16 |
| 7/2 · 5/9 = | 35/18 |
| COCIENTE DE FRACCIONES | a/b : c/d = (a·d)/(b·c) 2/5 : 7/8 = (2·8)/(5·7) = = 16/35 |
| 6/7 : 5/4 = | 24/35 |
| 7/9 : 3/2 = | 14/27 |
| 5 : 2/3 = | 15/2 |
| 8/3 : 5/7 = | 56/15 |
| 7/6 : 2/7 = | 49/12 |
| 9/8 : 2/3 = | 27/16 |
| 5/3 : 3/5 = | 25/9 |
| 4 : 3/7 = | 28/3 |
| 1/8 : 7/3 = | 3/56 |
| 8/5 : 7/4 = | 32/35 |
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