Percent of Change

Front

What is Percent of Change?

Back

Percent of Change is a way to express how much a quantity has increased or decreased in relation to its original amount, calculated as (New Value - Original Value) / Original Value x 100%.

Front

How do you calculate the percent decrease?

Back

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

Front

How do you calculate the percent increase?

Back

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

Front

If a price changes from $5 to $1, what is the percent of change?

Back

Decrease 80%.

Front

If a price changes from $50 to $60, what is the percent of change?

Back

Increase 20%.

Front

If the number of students increases from 32 to 45, what is the percent of change?

Back

Increase 41%.

Front

If Ann's hourly wage changes from $10 to $12, what is the percent of change?

Back

Increase 20%.

Front

If the number of speeding tickets decreases from 72 to 36, what is the percent of change?

Back

Decrease 50%.

Front

What does a percent increase indicate?

Back

A percent increase indicates that the new value is greater than the original value.

Front

What does a percent decrease indicate?

Back

A percent decrease indicates that the new value is less than the original value.