Keystones — Bedrock
Five GCSE retrieval questions · 3 December 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 42
Answer: 16 + 42 = 58 -
2. Algebra Substitution
If x = 2, find the value of 5x + 4
Answer: 14 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 8, 11, 17
Answer: 12