Keystones — Bedrock
Five GCSE retrieval questions · 1 September 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 25
Answer: 26 + 25 = 51 -
2. Algebra Substitution
If x = 5, find the value of 2x + 12
Answer: 22 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 4, 10, 10
Answer: 8