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%.

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How do you calculate the percent of change?

Back

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

Front

If the original value is 72 and the new value is 36, what is the percent of change?

Back

Decrease 50%.

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If the original cost is $5 and the new cost is $1, what is the percent of change?

Back

Decrease 80%.

Front

Mary lost 30 pounds from her original weight of 180 pounds. What is the percent of change?

Back

17% Decrease.

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Ann's hourly wage increased from $10.00 to $12.00. What is the percent of change?

Back

Increase 20%.

Front

The Polar Express movie price decreased from $13 to $9. What is the percent of change?

Back

Decrease 31%.

Front

What does a positive percent of change indicate?

Back

A positive percent of change indicates an increase in value.

Front

What does a negative percent of change indicate?

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A negative percent of change indicates a decrease in value.

Front

If a product's price increases from $20 to $25, what is the percent of change?

Back

Increase 25%.