Keystones — Bedrock
Five GCSE retrieval questions · 14 October 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 21 + 47
Answer: 21 + 47 = 68 -
2. Algebra Substitution
If x = 8, find the value of 2x + 5
Answer: 21 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 6, 8, 4
Answer: 6