Ratios Check in Flashcard

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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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you write a ratio?

Back

Ratios can be written in three ways: using a colon (e.g., 4:11), as a fraction (e.g., 4/11), or with the words 'to' (e.g., 4 to 11).

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does it mean for a ratio to be in simplest form?

Back

A ratio is in simplest form when the two numbers cannot be divided by the same number anymore, except for 1.

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CCSS.6.RP.A.3A

Front

What is the ratio of stars to circles if there are 4 stars and 11 circles?

Back

The ratio of stars to circles is 4:11.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If there are 6 yellow LEGOS and 3 red LEGOS, what is the ratio of red to yellow LEGOS in simplest form?

Back

The ratio of red to yellow LEGOS is 1:2.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different (e.g., 2:3 is equivalent to 4:6).

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CCSS.6.RP.A.3A

Front

What is the boy to girl ratio if there are 15 boys and 20 girls?

Back

The boy to girl ratio is 3:4.

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CCSS.6.RP.A.1

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Front

How do you find an equivalent ratio?

Back

To find an equivalent ratio, you can multiply or divide both terms of the ratio by the same number.

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CCSS.6.RP.A.3A

Front

What is the ratio of 12:20 in simplest form?

Back

The ratio 12:20 simplifies to 3:5.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Kaleigh buys 7 apps for $3 each, how much does she spend?

Back

Kaleigh spends $21 for 7 apps.

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CCSS.3.OA.A.3