Keystones — Bedrock
Five GCSE retrieval questions · 17 April 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 28
Answer: 40 + 28 = 68 -
2. Algebra Substitution
If x = 5, find the value of 6x + 4
Answer: 34 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:12
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 13, 16, 2
Answer: 10.333333333333