Keystones — Bedrock
Five GCSE retrieval questions · 20 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 37
Answer: 16 + 37 = 53 -
2. Algebra Substitution
If x = 5, find the value of 5x + 3
Answer: 28 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 16, 8, 14, 11, 20
Answer: 13.8