Keystones — Bedrock
Five GCSE retrieval questions · 30 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 18
Answer: 28 + 18 = 46 -
2. Algebra Substitution
If x = 4, find the value of 3x + 7
Answer: 19 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:24
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 18, 19, 7, 11
Answer: 13.75