Keystones — Bedrock
Five GCSE retrieval questions · 11 July 2026 · mathsvault.uk/keystones
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1. Number Multiplying and dividing by powers of ten
Calculate: 58 × 10
Answer: 580 -
2. Algebra Generating sequence terms
Find the first 4 terms of: 4n + 1
Answer: 5, 9, 13, 17 -
3. Geometry Converting volume units
Convert 10 litres to ml
Answer: 10000ml -
4. Ratio Finding a share from another
A and B share in ratio 1:2. If A gets 32, how much does B get?
Answer: 64 -
5. Statistics Averages and range
Find the mean, median and range of: 26, 16, 25, 18, 32
Answer: Mean = 23.4, Median = 25, Range = 16