Keystones — Bedrock
Five GCSE retrieval questions · 27 September 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 45
Answer: 26 + 45 = 71 -
2. Algebra Substitution
If x = 3, find the value of 5x + 4
Answer: 19 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 22, 15, 5
Answer: 14