Keystones — Bedrock
Five GCSE retrieval questions · 9 February 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 84
Answer: 30 + 84 = 114 -
2. Algebra Substitution
If x = 8, find the value of 2x + 4
Answer: 20 -
3. Geometry Converting lengths
Convert 25cm to mm
Answer: 250mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 8, 18, 10
Answer: 12