Keystones — Bedrock
Five GCSE retrieval questions · 2 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 88
Answer: 40 + 88 = 128 -
2. Algebra Substitution
If x = 5, find the value of 6x + 9
Answer: 39 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 14, 9, 8, 16, 3
Answer: 10