Keystones — Bedrock
Five GCSE retrieval questions · 16 February 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 63 + 58
Answer: 63 + 58 = 121 -
2. Algebra Substitution
If x = 6, find the value of 3x + 9
Answer: 27 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:18
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 9, 17, 4
Answer: 10