18694415
Description
Quiz by Marsha Booker, updated more than 1 year ago
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Created by Marsha Booker
almost 5 years ago
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Question 1
Question
1. What is 15 - - 8?
Answer
-
7
-
-23
-
23
-
-7
Question 2
Question
Traci says that 2 - 5 is the same as 2 + -5. Is her statement True or False?
Answer
- True
- False
Question 3
Question
In the expression \[x^2 -3y + 4\] the only coefficient is -3. True or False?
Answer
- True
- False
Question 4
Question
Drag the following terms to match them with their definition.
Answer
-
rational
-
irrational
-
opposites
-
absolute value
-
Integers
-
additive inverses
-
whole numbers
Question 5
Question
To simplify the expression 2y – 4x – x + 8, you should do which of the following?
Answer
-
add 2y and -4x
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add 2y , -4x, and 8
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add 2y, -4x - x
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add -4x and -x
Question 6
Question
Bria had $120 in the bank. On Monday she deposited $25.00, and then withdrew $75 on Wednesday. Which equation represents the transaction and current balance in Bria’s account?
Answer
-
120 + 25 – 75 = 70
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120 – 25 + 75 = 170
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-120 – 25 + 75 = -70
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-120 + 25 -75 = -170
Question 7
Question
Anthony says that | 4 + - 5| is the same as | 4| +|-5|. Given what you know about absolute value, determine which statement below is true.
Answer
-
Anthony is correct and both values are 9.
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Anthony is correct, and both values are 1.
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Anthony is incorrect; the first value is 1, and the second value is 9.
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Anthony is incorrect; the first value is 9 and the second value is 1.
Question 8
Question
State what type of number is given by placing an R for rational or an I for irrational on the blank next to each number.
a) - ⅔ [blank_start]R[blank_end]
b) π [blank_start]I[blank_end]
c) √6 [blank_start]I[blank_end]
d) 5 [blank_start]R[blank_end]
e) 7.12112… [blank_start]I[blank_end]
f) 4.777… [blank_start]R[blank_end]
g) 9.549 [blank_start]R[blank_end]
h) √81 [blank_start]R[blank_end]
Answer
-
R
-
I
-
I
-
R
-
I
-
R
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R
-
R
Question 9
Question
Select all real-world scenarios below that could be a representation of the following equation
24 + -33 = -9
Answer
-
Drew borrowed $33 from a friend, He later made $24 baby-sitting and paid it to his friend. Where does this leave Drew financially?
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Chance withdrew $24 from his account, and then later deposited $33. What is the overall change in his account?
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Cashmere was in a hot air balloon and descended 24 feet. She then ascended 33 feet. What is her overall change in elevation?
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During the last two plays of a football game the Knights gained 24 yards, and then the center hiked the ball over the quarterback’s head, and they lost 33 yards. What is their overall change in yardage?
Question 10
Question
Write an addition problem for the scenario given below by filling in the blanks. Then give the solution.
On a cold winter day the temperature started out at -3° F. By 10:00 am the temperature decreased by 4°. What was the temperature at 10:00 am? (Be sure to enter the numbers in the order that they occur in the problem)
Equation: [blank_start]-3[blank_end] + [blank_start]-4[blank_end] = x
Solution: [blank_start]-7[blank_end]
Answer
-
-3
-
-4
-
-7
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