Keystones — Bedrock
Five GCSE retrieval questions · 7 February 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 40
Answer: 24 + 40 = 64 -
2. Algebra Substitution
If x = 6, find the value of 7x + 12
Answer: 54 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:28
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 14, 2, 6, 4, 14
Answer: 8