Maths
Maths Calculators
Instant tools for percentages, VAT, averages, and everyday maths — with step-by-step workings shown. Free, no sign-up, no ads.
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All Maths Calculators
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Percentage Calculator
All 5 types: X% of Y, what % is it, % change, reverse %, and % difference
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Average Calculator — Mean, Median & Mode
Mean, median, mode, range, std dev and more — with step-by-step workings
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Unit Converter Dashboard
300+ units across 30 categories — length, mass, pressure, viscosity, flow rate, fuel efficiency and more
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Million to Billion Converter
Instantly convert millions to billions and back — with real-world UK comparisons and chart
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