Percent Change

Front

What is percent change?

Back

Percent change is a way to express how much a quantity has increased or decreased relative to its original value, calculated as (new value - original value) / original value × 100%.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate percent decrease?

Back

Percent decrease is calculated using the formula: ((original value - new value) / original value) × 100%.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate percent increase?

Back

Percent increase is calculated using the formula: ((new value - original value) / original value) × 100%.

Tags

CCSS.6.RP.A.3C

Front

If the original price of an item is $50 and it is now $40, what is the percent decrease?

Back

Percent decrease = ((50 - 40) / 50) × 100% = 20%.

Tags

CCSS.6.RP.A.3C

Front

If a shirt costs $20 and is now $25, what is the percent increase?

Back

Percent increase = ((25 - 20) / 20) × 100% = 25%.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for calculating percent change?

Back

Percent change = ((new value - original value) / original value) × 100%.

Tags

CCSS.6.RP.A.3C

Front

If a population increases from 200 to 250, what is the percent increase?

Back

Percent increase = ((250 - 200) / 200) × 100% = 25%.

Tags

CCSS.6.RP.A.3C

Front

If a student scores 80 on a test and then scores 70 on the next test, what is the percent decrease in score?

Back

Percent decrease = ((80 - 70) / 80) × 100% = 12.5%.

Tags

CCSS.6.RP.A.3C

Front

What does a percent change of 0% indicate?

Back

A percent change of 0% indicates that there has been no change in value.

Tags

CCSS.6.RP.A.3C

Front

If a car's value decreases from $20,000 to $15,000, what is the percent decrease?

Back

Percent decrease = ((20000 - 15000) / 20000) × 100% = 25%.

Tags

CCSS.6.RP.A.3C