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Percentage Decrease

Calculate the percentage decrease from an original value to a smaller new value. Enter nonnegative values; your calculation stays in this browser.

Original value

New value

Formula and example

Subtract the new value from the original value, divide by the original value, then multiply by 100.

Example

A decrease from 100 to 75 is 25%.

Formula: decrease ÷ original value × 100.

(100 − 75) ÷ 100 × 100 = 25%

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