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Percentages & shopping calculators

Everyday maths at the till: discounts, tips, tax and margins.

8 tools · always free

Which one do you need?

Percentage calculator
What is X% of Y, and X is what percent of Y.
Percentage increase & decrease
How much something went up or down, in percent.
Discount & sale price
Sale price and how much you actually save.
Tip calculator
Tip, total, and what each person owes.
Split the bill
Divide a bill evenly, with the rounding handled.
VAT & sales tax
Add tax on top, or strip it out of a gross price.
Margin & markup
Profit margin, markup, and the price you should charge.
Unit price comparison
Which pack size is actually cheaper.

Other categories

Or browse all 40 calculators.