Keystones — Bedrock
Five GCSE retrieval questions · 7 October 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 40
Answer: 32 + 40 = 72 -
2. Algebra Substitution
If x = 4, find the value of 3x + 9
Answer: 21 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:10
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 11, 13, 8
Answer: 10.666666666667