Keystones — Bedrock
Five GCSE retrieval questions · 19 March 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 31
Answer: 32 + 31 = 63 -
2. Algebra Substitution
If x = 3, find the value of 4x + 12
Answer: 24 -
3. Geometry Converting lengths
Convert 17cm to mm
Answer: 170mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:6
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 15, 19, 15
Answer: 16.333333333333