Edexcel•GCSE•Mathematics
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Number
Integers, fractions, decimals, percentages, powers and roots
Practice 50 subtopics in Number. All questions match the Edexcel GCSE specification.
About Number
Number is a key topic in the Edexcel GCSE Mathematicsspecification. This topic covers integers, fractions, decimals, percentages, powers and roots.
Master all 50 subtopics below with unlimited AI-generated questions. Each subtopic page includes sample questions and the ability to generate unlimited practice questions with detailed solutions.
All Subtopics (50)
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Practice any subtopic from Number
Place value and orderingPositive and negative integersAddition and subtractionMultiplication and divisionOrder of operationsInverse operationsFactors and multiplesPrime numbersPrime factorisationHCF and LCMHCF and LCM using prime factorsHCF and LCM using Venn diagramsSquares, cubes and rootsIndex notationLaws of indicesZero and negative indices (H)Fractional indices (H)Standard formCalculations in standard formSimplifying surds (H)Rationalising denominators (H)Expanding brackets with surds (H)Equivalent fractionsSimplifying fractionsOrdering fractionsAdding and subtracting fractionsMultiplying fractionsDividing fractionsMixed numbers and improper fractionsFractions of amountsOrdering decimalsAdding and subtracting decimalsMultiplying and dividing decimalsConverting fractions to decimalsConverting decimals to fractionsRecurring decimals (H)Percentage of an amountWriting one number as a percentage of anotherPercentage increase and decreaseReverse percentagesRepeated percentage changeCompound interestDepreciationRounding to decimal placesRounding to significant figuresEstimationTruncationError intervalsUpper and lower bounds (H)Bounds in calculations (H)
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