Keystones — Bedrock
Five GCSE retrieval questions · 12 December 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 14
Answer: 15 + 14 = 29 -
2. Algebra Substitution
If x = 3, find the value of 2x + 3
Answer: 9 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:9
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 8, 4, 2, 11, 5
Answer: 6