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Percent Change Calculator

Find the percentage difference between two numbers.

+50.00%
Increase of 50

About

Type the original value and the new value. The tool shows the percent change, the difference, and tells you whether it's an increase or decrease. Works for prices, weights, scores, anything.

How to use

  1. Type the original value.
  2. Type the new value.
  3. Read the percent change.

FAQ

Why is going from 100 to 50 a -50% change?+

Because the difference (50) is half of the original (100). Going back from 50 to 100 is a +100% change since the difference is now equal to the (smaller) starting value.