Keystones — Bedrock
Five GCSE retrieval questions · 1 December 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 91
Answer: 29 + 91 = 120 -
2. Algebra Substitution
If x = 2, find the value of 5x + 6
Answer: 16 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:10
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 8, 2, 20
Answer: 10