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Percentage Calculator

Calculate percentages, increases, decreases, and more

What is X% of Y?

What is

%

of

X is what % of Y?

X (part)

is what % of Y (total)

X is Y% of what?

X (part)

is

%

Percentage Change

Original Value

New Value

Increase/Decrease by %

Value

Change by

%

Percentage Difference

Value 1

Value 2

Common Percentage Formulas

What is X% of Y? = (X ÷ 100) × Y
X is what % of Y? = (X ÷ Y) × 100
X is Y% of what? = X ÷ (Y ÷ 100)
Percentage Change: = ((New - Original) ÷ Original) × 100
Percentage Difference: = |V1 - V2| ÷ ((V1 + V2) ÷ 2) × 100