Solving Proportions Practice Non word problems

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Tags

CCSS.7.RP.A.2A

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

Front

What does cross-multiplication mean?

Back

Cross-multiplication involves multiplying the numerator of one fraction by the denominator of the other fraction.

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CCSS.5.NF.B.5B

Front

Back

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CCSS.5.NF.B.5B

CCSS.4.NF.A.1

Front

Back

c = 12.

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CCSS.7.RP.A.2B

Front

Back

x = 28.

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CCSS.7.RP.A.3

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Back

x = 15.

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CCSS.7.RP.A.2B

Front

Back

c = 8.

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CCSS.7.RP.A.2B

Front

Back

x = 20.

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CCSS.4.NF.A.1

CCSS.3.NF.A.3B

Front

What is the first step in solving a proportion?

Back

The first step is to cross-multiply the fractions.

Tags

CCSS.7.EE.B.3