Keystones — Bedrock
Five GCSE retrieval questions · 26 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 91 + 94
Answer: 91 + 94 = 185 -
2. Algebra Substitution
If x = 10, find the value of 4x + 3
Answer: 43 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:21
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 16, 15, 4, 15, 10
Answer: 12