Keystones — Bedrock
Five GCSE retrieval questions · 13 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 78 + 69
Answer: 78 + 69 = 147 -
2. Algebra Substitution
If x = 4, find the value of 4x + 6
Answer: 22 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 5, 14, 7, 20
Answer: 11.5