Keystones — Bedrock
Five GCSE retrieval questions · 24 July 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 43
Answer: 11 + 43 = 54 -
2. Algebra Substitution
If x = 10, find the value of 2x + 3
Answer: 23 -
3. Geometry Converting lengths
Convert 25cm to mm
Answer: 250mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 14, 19, 3
Answer: 12