Keystones — Bedrock
Five GCSE retrieval questions · 25 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 32
Answer: 43 + 32 = 75 -
2. Algebra Substitution
If x = 2, find the value of 7x + 3
Answer: 17 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:40
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 4, 14, 16, 7, 4
Answer: 9