Keystones — Bedrock
Five GCSE retrieval questions · 10 August 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 23
Answer: 13 + 23 = 36 -
2. Algebra Substitution
If x = 5, find the value of 8x + 4
Answer: 44 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:8
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 11, 18, 3, 12
Answer: 11