Keystones — Bedrock
Five GCSE retrieval questions · 1 June 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 77 + 55
Answer: 77 + 55 = 132 -
2. Algebra Substitution
If x = 7, find the value of 5x + 12
Answer: 47 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:24
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 11, 7, 12, 3
Answer: 8.25