Percentage Calculator

Five instant calculators for the most common percentage operations. Type your numbers and get results on every keystroke.

What is X% of Y?

Formula: (X / 100) × Y

What is% of?

X is what % of Y?

Formula: (X / Y) × 100

is what % of?

Percentage Change from X to Y

Formula: ((Y − X) / X) × 100

Fromto

X + Y% = ?

Formula: X × (1 + Y / 100)

+% = ?

X − Y% = ?

Formula: X × (1 − Y / 100)

−% = ?

Frequently Asked Questions

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