Keystones — Bedrock
Five GCSE retrieval questions · 6 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 47
Answer: 49 + 47 = 96 -
2. Algebra Substitution
If x = 7, find the value of 7x + 6
Answer: 55 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:9
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 5, 5, 12, 3, 12
Answer: 7.4