Percents, Percents, Percents!!

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

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How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 x 0.20 = 10.

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CCSS.6.RP.A.3C

Front

What is the formula for percent decrease?

Back

Percent Decrease = ((Original Value - New Value) / Original Value) x 100.

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CCSS.6.RP.A.3C

Front

What is 30% of 20?

Back

6

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CCSS.6.RP.A.3C

Front

What is 22% of 200?

Back

44

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CCSS.6.RP.A.3C

Front

How do you find the percent increase?

Back

Percent Increase = ((New Value - Original Value) / Original Value) x 100.

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CCSS.6.RP.A.3C

Front

What is 12% of 80?

Back

9.6

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CCSS.6.RP.A.3C

Front

If a shirt costs $40 and is on sale for $30, what is the percent decrease?

Back

25%.

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CCSS.6.RP.A.3C

Front

What is 19% of 150?

Back

28.5

Tags

CCSS.6.RP.A.3C

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and multiply by 100.