Keystones — Bedrock
Five GCSE retrieval questions · 19 March 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 42
Answer: 16 + 42 = 58 -
2. Algebra Substitution
If x = 9, find the value of 3x + 3
Answer: 30 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 9, 6, 6, 11
Answer: 8