Keystones — Bedrock
Five GCSE retrieval questions · 13 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 42
Answer: 15 + 42 = 57 -
2. Algebra Substitution
If x = 4, find the value of 8x + 4
Answer: 36 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 4, 4, 18, 5
Answer: 7.75