Keystones — Bedrock
Five GCSE retrieval questions · 28 May 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 12
Answer: 16 + 12 = 28 -
2. Algebra Substitution
If x = 7, find the value of 6x + 3
Answer: 45 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:15
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 18, 4, 17
Answer: 13