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Prime factorisation provides the foundation for finding the lowest common multiple and highest common factor. These skills are tested at both tiers and commonly appear in worded problems involving scheduling, tiling, or grouping.
Our tutors see these errors again and again. Knowing them in advance gives you a head start.
Confusing HCF and LCM (HCF is always smaller than or equal to both numbers)
Stopping the factor tree too early by missing that a factor is not prime
Using the wrong operation when applying HCF or LCM to context questions
This topic is tested by the following exam boards. Our tutors are specialists in each one.
Fractions form the backbone of GCSE maths, appearing in nearly every paper. Students must be confident adding, subtracting, multiplying and dividing fractions, as well as converting between improper fractions and mixed numbers.
NumberIndex laws are a core algebra and number skill tested at both foundation and higher tier. Higher-tier students must also handle negative and fractional indices, making this a topic that bridges number work with algebraic manipulation.
AlgebraLinear equations are one of the most frequently tested algebra topics at GCSE level. Students must isolate the unknown variable by applying inverse operations, handling brackets and fractions along the way.
Everything you need to know about revising for GCSE Maths in 2026. From building a revision schedule to mastering every topic area, this comprehensive guide covers exam structure, study strategies, and expert tips to maximise your grade.
Exam PreparationA clear guide to the differences between GCSE Maths Foundation and Higher tiers. Understand grade ranges, content differences, and how to make the right choice for your child's target grade and confidence level.
Study TipsA practical, step-by-step guide to improving from a grade 4 to a grade 7 in GCSE Maths. Covers diagnosing weak areas, mastering fundamentals, building exam technique, and knowing when to get expert help.
Take our free diagnostic quiz to find out exactly where you stand, then get matched with a tutor who specialises in number.