Keystones — Bedrock
Five GCSE retrieval questions · 4 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 14
Answer: 14 + 14 = 28 -
2. Algebra Substitution
If x = 5, find the value of 8x + 6
Answer: 46 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:21
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 15, 6, 7, 15, 19
Answer: 12.4