3/8 Quiz 7th Grade Percent Change

Find the percent of change

Original amount: 25

New amount: 21

Find the percent of change.

Original amount: 40

New amount: 30

Find the percent of change.

Original amount: 200

New amount: 120

The temperature in the morning was 40 degrees. By the afternoon it warmed up to 66 degrees. Find the percent of increase.

In January, the heating bill was $120. In April, the heating bill was $102. Find the percent of decrease.

Last week gas was $3.75 per gallon. This week it is $4.05. What is the percent of increase?

Randy multiplied his original amount by 1.4 to get his new amount. What was the percent of increase?

Sylvester multiplied his original amount by 1.07 to get his new amount. What was the percent of increase?

Claudette multiplied her original amount by 0.46 to find her new amount. What was the percent of decrease?

Nancy multiplied her original amount by 0.88 to get her new amount. What was the percent of decrease?