Percent Increase/Decrease

Front

What is percent increase?

Back

Percent increase is the amount of increase expressed as a percentage of the original amount. It is calculated using the formula: ((New Value - Original Value) / Original Value) x 100.

Front

What is percent decrease?

Back

Percent decrease is the amount of decrease expressed as a percentage of the original amount. It is calculated using the formula: ((Original Value - New Value) / Original Value) x 100.

Front

How do you calculate the percent of change?

Back

Percent of change is calculated using the formula: ((New Value - Original Value) / Original Value) x 100.

Front

If a price increases from $50 to $75, what is the percent increase?

Back

Percent increase = ((75 - 50) / 50) x 100 = 50%.

Front

If a price decreases from $80 to $60, what is the percent decrease?

Back

Percent decrease = ((80 - 60) / 80) x 100 = 25%.

Front

What does it mean if the percent change is positive?

Back

A positive percent change indicates an increase in value.

Front

What does it mean if the percent change is negative?

Back

A negative percent change indicates a decrease in value.

Front

Find the percent of change when the population increases from 200 to 250.

Back

Percent change = ((250 - 200) / 200) x 100 = 25%.

Front

Find the percent of change when the temperature decreases from 30°C to 20°C.

Back

Percent change = ((30 - 20) / 30) x 100 = 33.33%.

Front

What is the formula for calculating percent change?

Back

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