Ratios, Rates, and Unit Conversions Flashcard

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing 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 solve a proportion?

Back

To solve a proportion, cross-multiply the two fractions and set the products equal to each other.

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CCSS.7.EE.B.3

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different units, such as miles per hour or price per item.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you convert fluid ounces to pints?

Back

To convert fluid ounces to pints, divide the number of fluid ounces by 16, since there are 16 fluid ounces in a pint.

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CCSS.6.RP.A.3D

Front

What is the formula for converting meters to millimeters?

Back

To convert meters to millimeters, multiply the number of meters by 1,000.

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CCSS.4.MD.A.1

Front

If Mary runs 8 miles every 5 days, how many miles does she run in one day?

Back

Mary runs 1.6 miles per day (8 miles ÷ 5 days).

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Back

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CCSS.7.RP.A.2C

Front

How many pints are in 72 fluid ounces?

Back

There are 4.5 pints in 72 fluid ounces.

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CCSS.4.MD.A.1

Front

Back

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CCSS.7.RP.A.2C

Front

How many millimeters are in 3.5 meters?

Back

There are 3,500 millimeters in 3.5 meters.

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CCSS.4.MD.A.1