Keystones — Bedrock
Five GCSE retrieval questions · 23 May 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 40
Answer: 46 + 40 = 86 -
2. Algebra Substitution
If x = 9, find the value of 6x + 12
Answer: 66 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:30
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 6, 6, 2, 8, 8
Answer: 6