Keystones — Bedrock
Five GCSE retrieval questions · 25 May 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 30
Answer: 47 + 30 = 77 -
2. Algebra Substitution
If x = 7, find the value of 2x + 4
Answer: 18 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:14
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 11, 7, 7
Answer: 8.3333333333333