Keystones — Bedrock
Five GCSE retrieval questions · 1 October 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 33
Answer: 19 + 33 = 52 -
2. Algebra Substitution
If x = 2, find the value of 6x + 10
Answer: 22 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 8, 12, 10, 2
Answer: 8