Keystones — Bedrock
Five GCSE retrieval questions · 3 February 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 48
Answer: 67 + 48 = 115 -
2. Algebra Substitution
If x = 2, find the value of 5x + 11
Answer: 21 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:6
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 12, 16, 6, 8, 3
Answer: 9