Keystones — Bedrock
Five GCSE retrieval questions · 5 November 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 18
Answer: 43 + 18 = 61 -
2. Algebra Substitution
If x = 2, find the value of 4x + 10
Answer: 18 -
3. Geometry Converting lengths
Convert 31cm to mm
Answer: 310mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 7, 15, 19, 10
Answer: 12.75