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Writing an Expression
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Letters, expressions and formulas

Letters, expressions and formulas

Word clue chart showing more than to plus, less than to minus, twice to 2x, half to x over 2, each or per to multiplication, and total to adding parts

A variable is a letter that stands for a number we do not know yet or that can change. An expression is a mathematical phrase made from numbers, variables and operations, so it does not have an equals sign.

Writing an Expression Lesson

  1. GCSE
  2. /Maths
  3. /Writing an Expression

Step-by-step lessons on CCEA GCSE Maths Writing an Expression. Each one builds up to exam-style questions. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.