How is percentage change calculated?

Percentage Change = ((Final Value - Initial Value) / |Initial Value|) * 100.

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Finance Tools

Calculate percentages of values, percentage growth or reduction, and final sale prices with instant discount calculations.

Last updated August 2, 2026

1Use Tool 1 to find X% of Y.
2Use Tool 2 to find the percentage increase or decrease between an initial and final number.
3Use Tool 3 to calculate the sale price and monetary savings after applying a percentage discount.

Shopping & Discounts

Quickly calculate the final price and total savings on sale items during shopping.

Business Metrics

Calculate month-over-month revenue growth or metric percentage changes.