Keystones — Bedrock
Five GCSE retrieval questions · 21 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 26
Answer: 95 + 26 = 121 -
2. Algebra Substitution
If x = 3, find the value of 7x + 4
Answer: 25 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:21
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 7, 11, 18
Answer: 12