Keystones — Bedrock
Five GCSE retrieval questions · 25 June 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 44
Answer: 43 + 44 = 87 -
2. Algebra Substitution
If x = 7, find the value of 2x + 12
Answer: 26 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 18, 11, 14, 10, 12
Answer: 13