Operations with Rational Numbers

Flashcard
•
Mathematics
•
7th Grade
•
Hard
+8
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
To add two rational numbers with different signs, subtract the absolute values and take 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 a positive rational number to a negative rational number?
Back
The result can be positive, negative, or zero, depending on the absolute values of the numbers being added.
Tags
CCSS.7.NS.A.1C
4.
FLASHCARD QUESTION
Front
What is the process for multiplying two negative rational numbers?
Back
When multiplying two negative rational numbers, the result is positive.
Tags
CCSS.7.NS.A.2A
5.
FLASHCARD QUESTION
Front
What is the result of multiplying a positive rational number by a negative rational number?
Back
The result is negative.
Tags
CCSS.7.NS.A.2A
6.
FLASHCARD QUESTION
Front
How do you divide rational numbers?
Back
To divide rational numbers, multiply by the reciprocal of the divisor.
Tags
CCSS.7.NS.A.2C
7.
FLASHCARD QUESTION
Front
What is the sum of -5.7 and 0.9?
Back
The sum is -4.8.
Tags
CCSS.7.NS.A.1C
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