Keystones — Bedrock
Five GCSE retrieval questions · 16 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 59 + 97
Answer: 59 + 97 = 156 -
2. Algebra Substitution
If x = 5, find the value of 7x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 21:6
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 20, 14, 15, 20
Answer: 17.25