Keystones — Bedrock
Five GCSE retrieval questions · 15 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 29
Answer: 10 + 29 = 39 -
2. Algebra Substitution
If x = 8, find the value of 4x + 8
Answer: 40 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 18, 6, 8
Answer: 10.666666666667