Percent of Change

Front

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 the percent decrease?

Back

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

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the percent increase?

Back

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

Tags

CCSS.6.RP.A.3C

Front

If a price goes from $50 to $60, what is the percent of change?

Back

Increase 20%.

Tags

CCSS.6.RP.A.3C

Front

If a membership decreases from 30 to 21, what is the percent of change?

Back

Decrease 30%.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for finding the new value after a percent change?

Back

New Value = Original Value + (Percent Change x Original Value).

Tags

CCSS.6.RP.A.3C

Front

If Miguel read 15 books in 6th grade and 21 in 7th grade, what is the percent change?

Back

40% increase.

Tags

CCSS.6.RP.A.3C

Front

What does a percent change of 0% indicate?

Back

It indicates that there has been no change in the value.

Tags

CCSS.6.RP.A.3C

Front

If a student scores 80 on a test and then scores 90 on the next test, what is the percent increase?

Back

12.5% increase.

Tags

CCSS.6.RP.A.3C

Front

If a salary increases from $10 to $12, what is the percent of change?

Back

Increase 20%.

Tags

CCSS.6.RP.A.3C