Keystones — Bedrock
Five GCSE retrieval questions · 29 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 31
Answer: 15 + 31 = 46 -
2. Algebra Substitution
If x = 10, find the value of 2x + 11
Answer: 31 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 8, 12, 8
Answer: 9.3333333333333