Ratios (6th Grade)

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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, often expressed as 'a to b' or a:b.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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How can ratios be expressed?

Back

Ratios can be expressed in three ways: as a fraction (a/b), with a colon (a:b), or in words (a to b).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What does it mean to simplify a ratio?

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Simplifying a ratio means reducing it to its simplest form by dividing both terms by their greatest common factor.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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If there are 4 apples and 2 oranges, what is the ratio of apples to oranges?

Back

The ratio of apples to oranges is 4:2, which simplifies to 2:1.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What is the ratio of 5 red marbles to 10 total marbles?

Back

The ratio of red marbles to total marbles is 5:10, which simplifies to 1:2.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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In a class of 20 students, if 12 are girls, what is the ratio of girls to boys?

Back

The ratio of girls to boys is 12:8, which simplifies to 3:2.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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How do you find the ratio of one part to the whole?

Back

To find the ratio of one part to the whole, divide the part by the total and express it as a ratio.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What is the ratio of 3 blue marbles to 5 yellow marbles?

Back

The ratio of blue marbles to yellow marbles is 3:5.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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If there are 44 collies and 56 poodles, what is the ratio of poodles to total dogs?

Back

The ratio of poodles to total dogs is 56:100.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of 2 music apps to 10 total apps?

Back

The ratio of music apps to total apps is 2:10, which simplifies to 1:5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2