Adding and Subtracting Rational Numbers
Flashcard
•
Mathematics
•
7th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
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.
2.
FLASHCARD QUESTION
Front
How do you add a positive and a negative rational number?
Back
To add a positive and a negative rational number, subtract the absolute values and take the sign of the number with the larger absolute value.
3.
FLASHCARD QUESTION
Front
What is the result of 34.5 + (-7)?
Back
27.5
4.
FLASHCARD QUESTION
Front
How do you subtract a negative number from a negative number?
Back
Subtracting a negative number is the same as adding its absolute value.
5.
FLASHCARD QUESTION
Front
What is the result of -0.3 − (-0.9)?
Back
0.6
6.
FLASHCARD QUESTION
Front
What does it mean to simplify a fraction?
Back
To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.
7.
FLASHCARD QUESTION
Front
What is the result of -7 - 2?
Back
-9
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