Keystones — Bedrock
Five GCSE retrieval questions · 14 March 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 49
Answer: 38 + 49 = 87 -
2. Algebra Substitution
If x = 3, find the value of 2x + 11
Answer: 17 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:9
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 16, 20, 6, 10
Answer: 13