Operations with Rational Numbers Study Guide

Flashcard
•
Mathematics
•
7th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
Jillian owes the bank $66.25. She deposits $60.00 into her account. What is the current balance of Jillian's account?
Back
-6.25
2.
FLASHCARD QUESTION
Front
Which difference is represented by this number line? Options: -3 - (-2), -3 - 2, -5 + (-3), -5 + (-2)
Back
-3 - 2
3.
FLASHCARD QUESTION
Front
Expression: 25 + (-12) + (-5) + 10. Which word problem does this represent? Options: Chris owed his friend Darien $25. He paid her $12 on Monday, $5 on Wednesday, and $10 on Friday. How much money does Chris still owe Darien? Julia earned $25 babysitting. She bought a sweater for $12 and a book for $5. Her mom then gave her $10 for her allowance. How much money does Julia now have? For his birthday, Mark got $25 from his mom, $12 from his grandma, and $5 from his brother. He spent $10 on tokens at the arcade. How much money does Mark have left? Blaine earned $25 by walking the neighbors’ dogs. At the mall, she spent $12 on a new book and $5 on some candy. She then gave $10 to her little sister. How much money does Blaine have left?
Back
Julia earned $25 babysitting. She bought a sweater for $12 and a book for $5. Her mom then gave her $10 for her allowance. How much money does Julia now have?
4.
FLASHCARD QUESTION
Front
5.4 − (−8.35)
Back
13.75
5.
FLASHCARD QUESTION
Front
Expression representing the distance between T and U on the number line: |−2 + −5|, |−2 − (−5)|, −5 − (−2), |−2| + |−5|
Back
|−2 − (−5)|
6.
FLASHCARD QUESTION
Front
Is Robert correct in thinking the sum of 2,487 + (−3,723) will be less than zero? How can you tell if the sum of a positive and a negative number will be positive or negative?
Back
Yes, the signs are different so he would subtract and the negative number is larger than the positive number. Therefore, the answer is negative.
7.
FLASHCARD QUESTION
Front
Distance from Hailey's rock to Leo's rock if Hailey's rock is 16 feet in front of the can and Leo's rock is 21 feet behind the can.
Back
37 feet
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