Keystones — Bedrock
Five GCSE retrieval questions · 6 March 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 16
Answer: 34 + 16 = 50 -
2. Algebra Substitution
If x = 10, find the value of 6x + 6
Answer: 66 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 3, 19, 13, 15, 12
Answer: 12.4