How to get better at mental math
A practical starting point when numbers make you hesitate.
Read the articleStart with five questions a day. Then use the free tools: a 60-second test, every times table, printable worksheets, and calculators that show their working.
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Everything works in your browser. Nothing to install and no account to make.
Answer as many as you can in a minute. The questions get harder as you get them right.
Take the testEvery table with a quiz, a printable worksheet and tips that are specific to that table.
Pick a tableChoose a topic, a level and a length. Each sheet comes with a separate answer key.
Make a worksheetPercentages, fractions, discounts and tips, ratios and averages, with every step written out.
Open the calculatorsMake awkward numbers friendlier. Add in your head, one small step at a time.
10 questionsFind the difference without losing track. Practise subtraction with clean, repeatable methods.
10 questionsBuild fluency with the facts you actually use. Work through multiplication from 2 to 12.
10 questionsTurn division into a missing multiplication fact. Exact answers, no long division needed.
10 questionsTips, discounts, and everyday numbers. Learn to find a percentage without reaching for a calculator.
10 questionsMake fractions concrete. Split a number into equal parts, then take the parts you need.
10 questionsGet comfortable with numbers multiplied by themselves. Small squares are useful building blocks.
10 questionsA fresh mix of addition, subtraction, multiplication, division, and percentages.
10 questionsThe seven-day plan pairs one mental math method with ten questions each day. It is free and saves your place in this browser.
A practical starting point when numbers make you hesitate.
Read the articleFind 10%, 5%, 25%, and everything in between using a few easy pieces.
Read the articleUse the facts you know to rebuild the ones you forget.
Read the articleDivide into equal parts. Take the parts you need.
Read the articleThree ways to make subtraction easier, and how to choose between them.
Read the articleCalculate an increase or decrease, and see why a 20% fall needs a 25% rise to recover.
Read the article