Keystones — Bedrock
Five GCSE retrieval questions · 7 January 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 44
Answer: 32 + 44 = 76 -
2. Algebra Substitution
If x = 9, find the value of 4x + 9
Answer: 45 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 15, 14, 10, 24, 12
Answer: 15