Keystones — Bedrock
Five GCSE retrieval questions · 13 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 50 + 48
Answer: 50 + 48 = 98 -
2. Algebra Substitution
If x = 7, find the value of 6x + 4
Answer: 46 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 8, 2, 8, 3, 11
Answer: 6.4