Keystones — Bedrock
Five GCSE retrieval questions · 31 January 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 41
Answer: 17 + 41 = 58 -
2. Algebra Substitution
If x = 4, find the value of 2x + 5
Answer: 13 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:14
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 4, 17, 19
Answer: 13.333333333333