Keystones — Bedrock
Five GCSE retrieval questions · 6 May 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 31 + 64
Answer: 31 + 64 = 95 -
2. Algebra Substitution
If x = 7, find the value of 8x + 12
Answer: 68 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 11, 9, 19
Answer: 13