Keystones — Bedrock
Five GCSE retrieval questions · 23 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 25
Answer: 37 + 25 = 62 -
2. Algebra Substitution
If x = 7, find the value of 2x + 11
Answer: 25 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 13, 12, 17
Answer: 14