Keystones — Bedrock
Five GCSE retrieval questions · 13 April 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 12
Answer: 48 + 12 = 60 -
2. Algebra Substitution
If x = 4, find the value of 2x + 5
Answer: 13 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 20, 12, 10, 4, 9
Answer: 11