Keystones — Bedrock
Five GCSE retrieval questions · 3 April 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 84 + 51
Answer: 84 + 51 = 135 -
2. Algebra Substitution
If x = 5, find the value of 7x + 10
Answer: 45 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:8
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 9, 7, 9, 19
Answer: 11