Maths
Letters for Unknowns (expressions)
Express missing number problems algebraically, using letters for unknowns and writing expressions.
MathsAge 11+25 minutes
What this topic covers
- Write an expression from words ('a number plus 5' → n + 5; 'double a number' → 2n).
- Read an expression back into words.
- Distinguish an expression (no equals) from an equation.
Core concept summaries
Key ConceptsFrom Words to SymbolsFrom Symbols to WordsExpression vs Equation; the Order Trap
Practice formats pupils may meet
NeurofiED uses varied practice to help pupils apply the idea actively, check understanding and build confidence over time.
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