Keystones — Bedrock
Five GCSE retrieval questions · 27 July 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 42
Answer: 38 + 42 = 80 -
2. Algebra Substitution
If x = 10, find the value of 6x + 11
Answer: 71 -
3. Geometry Converting lengths
Convert 26cm to mm
Answer: 260mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:14
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 4, 6, 17
Answer: 9