Operations with Rational Numbers
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
+7
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a rational number?
Back
A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.
Tags
CCSS.5.NBT.A.2
2.
FLASHCARD QUESTION
Front
How do you add two rational numbers with different signs?
Back
When adding two rational numbers with different signs, subtract the smaller absolute value from the larger absolute value and keep the sign of the number with the larger absolute value.
Tags
CCSS.7.NS.A.1C
3.
FLASHCARD QUESTION
Front
What is the result of adding two negative rational numbers?
Back
The result of adding two negative rational numbers is always a negative rational number.
Tags
CCSS.7.NS.A.1C
4.
FLASHCARD QUESTION
Front
How do you subtract rational numbers?
Back
To subtract rational numbers, add the opposite of the number being subtracted to the first number.
Tags
CCSS.7.NS.A.1B
5.
FLASHCARD QUESTION
Front
What is the product of a positive rational number and a negative rational number?
Back
The product of a positive rational number and a negative rational number is a negative rational number.
Tags
CCSS.7.NS.A.2A
6.
FLASHCARD QUESTION
Front
What is the quotient of two rational numbers?
Back
The quotient of two rational numbers is found by multiplying the first number by the reciprocal of the second number.
Tags
CCSS.7.NS.A.2C
7.
FLASHCARD QUESTION
Front
What is the difference of -96.43 - (-98.67)?
Back
The difference is 2.24.
Tags
CCSS.7.NS.A.1C
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