Keystones — Bedrock
Five GCSE retrieval questions · 2 October 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 13
Answer: 41 + 13 = 54 -
2. Algebra Substitution
If x = 9, find the value of 8x + 7
Answer: 79 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:24
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 16, 7, 16
Answer: 13