Keystones — Bedrock
Five GCSE retrieval questions · 15 November 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 82
Answer: 42 + 82 = 124 -
2. Algebra Substitution
If x = 4, find the value of 6x + 4
Answer: 28 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:21
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 9, 8, 8, 17
Answer: 10.5