Flashcard on Percents

Front

What is percent increase?

Back

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

Front

How do you calculate percent increase?

Back

Percent Increase = ((New Value - Old Value) / Old Value) * 100.

Front

What is percent decrease?

Back

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

Front

How do you calculate percent decrease?

Back

Percent Decrease = ((Old Value - New Value) / Old Value) * 100.

Front

If a class size increases from 20 to 25, what is the percent increase?

Back

25%.

Front

If the number of people signed up for a bus trip increases from 32 to 45, what is the percent increase?

Back

41%.

Front

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

Back

20%.

Front

If a scooter's price drops from $65.50 to $52.40, what is the percent decrease?

Back

20%.

Front

If a value increases from $5 to $8, what is the percent increase?

Back

60%.

Front

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

Back

New Value = Old Value + (Old Value * Percent Increase / 100).