Ratios & Ratio Tables

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What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another. It can be expressed in three ways: as a fraction, with a colon, or in words.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD). For example, to simplify the ratio 8:12, divide both by 4 to get 2:3.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of girls to boys if there are 10 girls and 15 boys?

Back

The ratio of girls to boys is 2:3.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which of the following is NOT a way to write a ratio? 3 - 5, 3:5, 3 to 5

Back

3 - 5 is NOT a way to write a ratio.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If there are 4 apples, 2 bananas, and 5 pears, what is the ratio of pears to bananas and apples?

Back

The ratio of pears to bananas and apples is 5:6.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the simplified ratio of 8 to 14?

Back

The simplified ratio of 8 to 14 is 4:7.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a ratio is 3:5, what is the equivalent ratio if both terms are multiplied by 2?

Back

The equivalent ratio is 6:10.

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CCSS.6.RP.A.3A

Front

What does it mean if two ratios are equivalent?

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Two ratios are equivalent if they represent the same relationship between quantities, meaning they can be simplified to the same form.

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CCSS.6.RP.A.3A

Front

How can you express the ratio 3:4 as a fraction?

Back

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of boys to girls if there are 15 boys and 10 girls?

Back

The ratio of boys to girls is 3:2.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2