How to Calculate a Percentage Decrease (Formula and Examples)
Subtract the final value from the starting value, divide by the starting value, multiply by 100. The formula, worked examples and the mistakes that catch people out.
Small business owners toolkit
Set a price that covers its costs, know how many sales break even, check a discount still pays, and see what a new hire really costs before you make one.
7 calculators in this toolkit
- Markup CalculatorThe price to charge for the margin you want.
- Profit Margin CalculatorWhat you keep from each sale once costs are paid.
- Break-Even Point CalculatorHow many sales cover your fixed costs.
- Discount CalculatorThe sale price and the saving, before you print the sign.
- Return on Investment CalculatorWhether a spend — a machine, a campaign — paid for itself.
- UK Cost of Employing Someone CalculatorWhat a hire costs on top of the salary.
- Time Card CalculatorHours worked from start and finish times, breaks taken off.