Keystones — Bedrock
Five GCSE retrieval questions · 5 November 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 23 + 99
Answer: 23 + 99 = 122 -
2. Algebra Substitution
If x = 2, find the value of 6x + 9
Answer: 21 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 10, 9, 8
Answer: 9