Keystones — Bedrock
Five GCSE retrieval questions · 12 April 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 93
Answer: 38 + 93 = 131 -
2. Algebra Substitution
If x = 4, find the value of 3x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 12, 8, 17
Answer: 12.333333333333