Keystones — Bedrock
Five GCSE retrieval questions · 3 August 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 71
Answer: 37 + 71 = 108 -
2. Algebra Substitution
If x = 2, find the value of 5x + 8
Answer: 18 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:20
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 15, 12, 2, 15
Answer: 11