Maths Practice Tools
Free interactive tools for GCSE Maths revision. Pick a topic, play with the visuals, and see what is really going on behind the method. Nothing to sign up for and nothing to install.
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Fractions
Build fractions as bars and pies, simplify them step by step, find a fraction of an amount, and switch between mixed numbers and improper fractions.
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Fractions, Decimals and Percentages
Change any one of a fraction, decimal or percentage and watch the other two update, with the conversion method shown each time.
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Algebra Basics
Collect like terms by dragging them into groups, then substitute values into an expression and watch it evaluate step by step.
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Solving Equations
Solve equations on a virtual balance scale. Choose an operation, apply it to both sides, and see the equation stay balanced.
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Ratio
Share a total in a given ratio and watch the counters split into groups, or simplify any ratio down to its simplest form.
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Proportion
Scale a recipe up and down with a servings slider, then explore inverse proportion with workers and hours.
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Probability Basics
Run coins, dice and your own spinner over many trials to build a frequency table and bar chart, then build sample space grids.
These tools work on phones, tablets and computers. They are open for anyone to use — there is no login, nothing is saved, and no scores are recorded anywhere. Explore freely and get things wrong as often as you like.