Ratios

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What is a ratio?

Back

A ratio is a way to compare two quantities by using division. It shows how many times one value contains or is contained within the other.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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How do you write a ratio?

Back

A ratio can be written in three ways: using a colon (e.g., 3:2), as a fraction (e.g., 3/2), or with the word 'to' (e.g., 3 to 2).

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What does the ratio 3:5 mean?

Back

It means for every 3 of one quantity, there are 5 of another quantity.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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If there are 2 red cars and 3 blue cars, what is the ratio of red cars to blue cars?

Back

The ratio of red cars to blue cars is 2:3.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the total number of items in a ratio?

Back

Add the parts of the ratio together. For example, in the ratio 2:3, the total is 2 + 3 = 5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of red toy cars to all toy cars if there are 3 red, 2 black, and 5 white cars?

Back

The ratio of red toy cars to all toy cars is 3:10.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Ella has 5 balloons and Taylor has 7 balloons, what is the ratio of Ella's balloons to Taylor's balloons?

Back

The ratio of Ella's balloons to Taylor's balloons is 5:7.

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CCSS.6.RP.A.2

CCSS.6.RP.A.1

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What is the ratio of girls to boys if there are 7 girls and 5 boys?

Back

The ratio of girls to boys is 7:5.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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In a bag with 2 red marbles and 5 yellow marbles, what is the ratio of red to yellow marbles?

Back

The ratio of red to yellow marbles is 2:5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If there are 8 students and 5 are girls, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 3:5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2