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What is Percent of Change?

Back

Percent of Change is a way to express how much a quantity has increased or decreased in relation to its original amount, calculated as (New Value - Original Value) / Original Value x 100%.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate a percent increase?

Back

To calculate a percent increase, use the formula: ((New Value - Original Value) / Original Value) x 100%.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate a percent decrease?

Back

To calculate a percent decrease, use the formula: ((Original Value - New Value) / Original Value) x 100%.

Tags

CCSS.6.RP.A.3C

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If the original price of an item is $350 and the new price is $400, what is the percent increase?

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14% increase.

Tags

CCSS.6.RP.A.3C

Front

If a sweater's price drops from $50 to $40, what is the percent decrease?

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20% decrease.

Tags

CCSS.6.RP.A.3C

Front

What is the percent decrease if the average number of shirts sold drops from 285 to 114?

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60% decrease.

Tags

CCSS.6.RP.A.3C

Front

If the number of volunteers decreased from 754 to 600, what is the percent change?

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20% decrease.

Tags

CCSS.6.RP.A.3C

Front

If an item originally costs $30 and now costs $110, what is the percent increase?

Back

267% increase.

Tags

CCSS.6.RP.A.3C

Front

What does a percent increase indicate?

Back

A percent increase indicates that the new value is greater than the original value.

Tags

CCSS.6.RP.A.3C

Front

What does a percent decrease indicate?

Back

A percent decrease indicates that the new value is less than the original value.

Tags

CCSS.6.RP.A.3C