Keystones — Bedrock
Five GCSE retrieval questions · 13 September 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 57 + 66
Answer: 57 + 66 = 123 -
2. Algebra Substitution
If x = 6, find the value of 6x + 4
Answer: 40 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 3, 17, 8, 20
Answer: 12