Keystones — Bedrock
Five GCSE retrieval questions · 8 June 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 34
Answer: 17 + 34 = 51 -
2. Algebra Substitution
If x = 7, find the value of 8x + 12
Answer: 68 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 21:9
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 8, 16, 9, 11, 5
Answer: 9.8