Keystones — Bedrock
Five GCSE retrieval questions · 9 June 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 30
Answer: 24 + 30 = 54 -
2. Algebra Substitution
If x = 4, find the value of 3x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 20, 6, 8
Answer: 11.333333333333