Worked examples, practice questions and revision guides covering the full GCSE Number topic — from place value through to surds and standard form.
Select a topic below to access free practice questions and worked examples.
Reading, writing and comparing whole numbers and decimals.
Worked examples · 15 practice questionsOrdering, and the four operations with negative numbers.
Worked examples · 15 practice questionsPrime factorisation, factors and multiples.
Worked examples · 15 practice questionsHighest common factor and lowest common multiple.
Worked examples · 15 practice questionsThe four operations with fractions, and mixed numbers.
Worked examples · 15 practice questionsOperations with decimals and converting to fractions.
Worked examples · 15 practice questionsPercentage change, reverse percentages and compound interest.
Worked examples · 15 practice questionsWriting and calculating with numbers in standard form.
Worked examples · 15 practice questionsSimplifying surds and rationalising the denominator.
Worked examples · 15 practice questionsLaws of indices, including fractional and negative powers.
Worked examples · 15 practice questionsUpper and lower bounds from rounded or truncated values.
Worked examples · 15 practice questionsRounding to decimal places, significant figures, and estimating.
Worked examples · 15 practice questionsWriting error intervals using inequality notation.
Worked examples · 15 practice questionsNumber skills that underpin ratio and proportion questions.
Worked examples · 15 practice questionsApex Tuition builds a personalised learning plan around your child's specific gaps — enhanced by AI-powered practice between sessions.
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