Keystones — Bedrock
Five GCSE retrieval questions · 2 May 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 20
Answer: 45 + 20 = 65 -
2. Algebra Substitution
If x = 10, find the value of 7x + 6
Answer: 76 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:16
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 20, 10, 10, 16
Answer: 14