Keystones — Bedrock
Five GCSE retrieval questions · 15 February 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 33
Answer: 47 + 33 = 80 -
2. Algebra Substitution
If x = 5, find the value of 4x + 11
Answer: 31 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:12
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 4, 8, 4
Answer: 5.3333333333333