Keystones — Bedrock
Five GCSE retrieval questions · 14 October 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 26
Answer: 37 + 26 = 63 -
2. Algebra Substitution
If x = 4, find the value of 5x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 13, 4, 11, 7, 5
Answer: 8