Keystones — Bedrock
Five GCSE retrieval questions · 21 December 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 41
Answer: 32 + 41 = 73 -
2. Algebra Substitution
If x = 3, find the value of 3x + 7
Answer: 16 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:9
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 6, 14, 18, 6
Answer: 11