Keystones — Bedrock
Five GCSE retrieval questions · 8 June 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 60 + 60
Answer: 60 + 60 = 120 -
2. Algebra Substitution
If x = 9, find the value of 6x + 3
Answer: 57 -
3. Geometry Converting lengths
Convert 30cm to mm
Answer: 300mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 8, 15, 9, 2
Answer: 8.5