Keystones — Bedrock
Five GCSE retrieval questions · 22 January 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 52 + 40
Answer: 52 + 40 = 92 -
2. Algebra Substitution
If x = 7, find the value of 2x + 5
Answer: 19 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:20
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 4, 5, 12
Answer: 7