Number
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See each topic come to life — a preview of the worked examples beside a list of every lesson inside.
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Number Types and Place Value
Get to know the number system — integers, rationals, place value and the number line.
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Basic Calculations
Master the four operations, negative numbers and the order of operations.
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Fractions
Understand fractions and confidently add, subtract, multiply, divide and compare them.
Fractions and Decimals
Move between fractions and decimals and calculate accurately with both.
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Powers, Roots and Standard Form
Work with indices and roots, then write very large and small numbers in standard form.
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Factors, Multiples and Primes
Use divisibility rules and prime factorisation to find the HCF and LCM.
Units, Money and Time
Convert and calculate with everyday units — length, mass, money and time.
Other GCSE Maths topics
Number is one of six GCSE Maths categories. Jump into any of the others to keep learning.