Solving Proportions

Flashcard
•
Mathematics
•
7th Grade
•
Hard
+10
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a proportion?
Back
A proportion is an equation that states that two ratios are equal.
Tags
CCSS.7.RP.A.2A
2.
FLASHCARD QUESTION
Front
How do you solve a proportion?
Back
To solve a proportion, cross-multiply the terms and then isolate the variable.
Tags
CCSS.6.EE.B.7
3.
FLASHCARD QUESTION
Front
What does cross-multiplication mean?
Back
Cross-multiplication involves multiplying the numerator of one fraction by the denominator of the other fraction.
Tags
CCSS.5.NF.B.5B
4.
FLASHCARD QUESTION
Front
Back
5.
FLASHCARD QUESTION
Front
Back
Tags
CCSS.7.RP.A.3
6.
FLASHCARD QUESTION
Front
Back
y = 20.
Tags
CCSS.7.RP.A.3
7.
FLASHCARD QUESTION
Front
How do you check if two proportions are equivalent?
Back
You can check by cross-multiplying and seeing if the products are equal.
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