Ratios

Front

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.

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How do you write a ratio?

Back

A ratio can be written in three ways: using a colon (e.g., 5:7), as a fraction (e.g., 5/7), or with the word 'to' (e.g., 5 to 7).

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Front

What does the ratio 5:7 mean?

Back

It means for every 5 of one quantity, there are 7 of another quantity.

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Front

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

Back

5:7

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Front

Kelly has 10 apps on her iPad. If 5 are school apps and 3 are games, what is the ratio of school apps to game apps?

Back

5 to 3

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Front

What is the ratio of red circles to blue stars if there are 7 red circles and 4 blue stars?

Back

7:4

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If there are 10 soccer players and 3 coaches, what is the ratio of coaches to players?

Back

3:10

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Front

What is the simplest form of the ratio 10:20?

Back

1:2

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How do you find the ratio of two numbers?

Back

To find the ratio, divide both numbers by their greatest common divisor.

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Front

What is a part-to-part ratio?

Back

A part-to-part ratio compares different parts of a whole, like comparing boys to girls in a class.

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CCSS.6.RP.A.1

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