Keystones — Bedrock
Five GCSE retrieval questions · 4 August 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 31
Answer: 22 + 31 = 53 -
2. Algebra Substitution
If x = 9, find the value of 7x + 8
Answer: 71 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:10
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 2, 6, 11
Answer: 6.3333333333333