Keystones — Bedrock
Five GCSE retrieval questions · 16 February 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 44
Answer: 16 + 44 = 60 -
2. Algebra Substitution
If x = 5, find the value of 3x + 9
Answer: 24 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:20
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 6, 20, 19
Answer: 15