Keystones — Bedrock
Five GCSE retrieval questions · 6 July 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 85 + 44
Answer: 85 + 44 = 129 -
2. Algebra Substitution
If x = 10, find the value of 2x + 12
Answer: 32 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:35
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 16, 5, 18
Answer: 13