Keystones — Bedrock
Five GCSE retrieval questions · 16 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 23
Answer: 10 + 23 = 33 -
2. Algebra Substitution
If x = 8, find the value of 3x + 8
Answer: 32 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 5, 11, 3, 13
Answer: 8