Ratios/Equivalent Ratios

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What is a ratio?

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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 do you write equivalent ratios?

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Equivalent ratios are created by multiplying or dividing both terms of a ratio by the same non-zero number.

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CCSS.6.RP.A.3A

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If a recipe calls for 2 cups of sugar and 3 cups of flour, what is the ratio of sugar to flour?

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The ratio of sugar to flour is 2:3.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What is the simplified form of the ratio 10:15?

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The simplified form of 10:15 is 2:3.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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How do you find an equivalent ratio for 4:5?

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To find an equivalent ratio for 4:5, multiply both terms by the same number, e.g., 4*2:5*2 = 8:10.

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CCSS.6.RP.A.3A

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What is the ratio of 6 cats to 16 dogs in simplified form?

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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If there are 31 green beans and 13 peas, what is the ratio of green beans to peas?

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The ratio of green beans to peas is 31:13.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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

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The ratio of red circles to blue stars is 7:4.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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How do you express the ratio 5:4 as a fraction?

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What is an example of an equivalent ratio for 5:4?

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An example of an equivalent ratio for 5:4 is 25:20.

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CCSS.6.RP.A.3A