Keystones — Bedrock
Five GCSE retrieval questions · 8 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 25
Answer: 32 + 25 = 57 -
2. Algebra Substitution
If x = 2, find the value of 3x + 6
Answer: 12 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:10
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 8, 13, 18
Answer: 13