Keystones — Bedrock
Five GCSE retrieval questions · 2 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 14
Answer: 48 + 14 = 62 -
2. Algebra Substitution
If x = 3, find the value of 6x + 11
Answer: 29 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:24
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 11, 9, 9, 7
Answer: 9