Keystones — Bedrock
Five GCSE retrieval questions · 26 February 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 53 + 78
Answer: 53 + 78 = 131 -
2. Algebra Substitution
If x = 9, find the value of 4x + 10
Answer: 46 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 6, 12, 11
Answer: 9.6666666666667