Keystones — Bedrock
Five GCSE retrieval questions · 2 June 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 63
Answer: 40 + 63 = 103 -
2. Algebra Substitution
If x = 8, find the value of 3x + 8
Answer: 32 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:18
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 18, 12, 14, 7
Answer: 12.75