Percent Increase/Percent Decrease

Front

What is percent increase?

Back

Percent increase is a measure of how much a quantity has grown compared to its original amount, expressed as a percentage.

Front

What is percent decrease?

Back

Percent decrease is a measure of how much a quantity has shrunk compared to its original amount, expressed as a percentage.

Front

How do you calculate percent increase?

Back

Percent increase = ((New Amount - Original Amount) / Original Amount) x 100.

Front

How do you calculate percent decrease?

Back

Percent decrease = ((Original Amount - New Amount) / Original Amount) x 100.

Front

If a price goes from $80 to $64, what is the percent decrease?

Back

20%.

Front

If Mrs. Ciampa had 27 students last year and 30 this year, what is the percent change?

Back

11%.

Front

If the number of friends increases from 13 to 14, what is the percent increase?

Back

8%.

Front

What is the new amount if 340 pages decrease by 20%?

Back

272 pages.

Front

If a price goes from $5 to $8, what is the percent increase?

Back

60%.

Front

What does it mean if a quantity increases by 50%?

Back

It means the new quantity is 1.5 times the original quantity.