Keystones — Bedrock
Five GCSE retrieval questions · 27 March 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 57 + 82
Answer: 57 + 82 = 139 -
2. Algebra Substitution
If x = 7, find the value of 6x + 12
Answer: 54 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 13, 24, 8
Answer: 15