Keystones — Bedrock
Five GCSE retrieval questions · 25 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 62 + 28
Answer: 62 + 28 = 90 -
2. Algebra Substitution
If x = 7, find the value of 5x + 9
Answer: 44 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:40
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 2, 4, 5, 4
Answer: 3.75