Keystones — Bedrock
Five GCSE retrieval questions · 18 February 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 26
Answer: 36 + 26 = 62 -
2. Algebra Substitution
If x = 2, find the value of 6x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:20
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 16, 20, 9
Answer: 15