Keystones — Bedrock
Five GCSE retrieval questions · 5 January 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 53 + 81
Answer: 53 + 81 = 134 -
2. Algebra Substitution
If x = 7, find the value of 4x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:8
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 7, 4, 16, 20, 12
Answer: 11.8