Percent Increase/Decrease (reg)

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

What is percent decrease?

Back

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

Front

How do you calculate percent increase?

Back

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

Front

How do you calculate percent decrease?

Back

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

Front

If a price increases from $100 to $120, what is the percent increase?

Back

20%.

Front

If attendance decreases from 250 to 195 students, what is the percent decrease?

Back

22%.

Front

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

Back

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

Front

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

Back

New Value = Original Value - (Original Value x Percent Decrease).

Front

If a movie ticket price decreases from $12 to $8, what is the percent decrease?

Back

33%.

Front

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

Back

11%.