Keystones — Bedrock
Five GCSE retrieval questions · 28 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 84 + 28
Answer: 84 + 28 = 112 -
2. Algebra Substitution
If x = 7, find the value of 4x + 8
Answer: 36 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:6
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 9, 5, 7, 18
Answer: 9.75