Keystones — Bedrock
Five GCSE retrieval questions · 22 July 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 23 + 23
Answer: 23 + 23 = 46 -
2. Algebra Substitution
If x = 7, find the value of 7x + 11
Answer: 60 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:6
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 18, 12, 7, 7
Answer: 11