Percentage Calculator

All percentage calculations in one place — instant results.

What is X% of Y?
What is % of ?
= 30
X is what % of Y?
is what % of ?
= 15%
Percentage Increase / Decrease
From to
= +25% increase
Add or Remove a Percentage (Discount / Tax)
+/− %
Add:
= 120
Remove:
= 80
Find the Original Value (Before % Change)
After a % increase, the value is
Original = 100

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