Keystones — Bedrock
Five GCSE retrieval questions · 11 March 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 71
Answer: 49 + 71 = 120 -
2. Algebra Substitution
If x = 4, find the value of 4x + 3
Answer: 19 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:16
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 18, 18, 15, 7
Answer: 14.5