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Basic Percentage Calculations

What is X% of Y?

What is % of ?
Formula: (X ÷ 100) × Y

X is what percentage of Y?

is what % of ?
Formula: (X ÷ Y) × 100

Percentage increase/decrease

From to ?
Formula: ((New - Original) ÷ Original) × 100

X plus Y% is what?

plus % is what?
Formula: X × (1 + (Y ÷ 100))

X minus Y% is what?

minus % is what?
Formula: X × (1 - (Y ÷ 100))

Advanced Percentage Calculations

Percentage difference between X and Y

Difference between and ?
Formula: (|X - Y| ÷ ((X + Y) ÷ 2)) × 100

Find original value after X% increase to get Y

After % increase, value is ?
Formula: Y ÷ (1 + (X ÷ 100))

Find original value after X% decrease to get Y

After % decrease, value is ?
Formula: Y ÷ (1 - (X ÷ 100))

What percentage is X of total Y?

What % is of total ?
Formula: (X ÷ Y) × 100

Compound percentage change

Initial value First change Second change ?
Formula: Value × (1 ± Change1/100) × (1 ± Change2/100)

Percentage of percentage

What is % of %?
Formula: (X ÷ 100) × Y

Find More Calculators

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