Keystones — Bedrock
Five GCSE retrieval questions · 3 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 79
Answer: 40 + 79 = 119 -
2. Algebra Substitution
If x = 5, find the value of 4x + 4
Answer: 24 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:40
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 4, 4, 13
Answer: 7