Keystones — Bedrock
Five GCSE retrieval questions · 6 August 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 51 + 96
Answer: 51 + 96 = 147 -
2. Algebra Substitution
If x = 6, find the value of 3x + 12
Answer: 30 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:12
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 17, 11, 19, 13
Answer: 15