Keystones — Bedrock
Five GCSE retrieval questions · 26 February 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 76 + 37
Answer: 76 + 37 = 113 -
2. Algebra Substitution
If x = 4, find the value of 4x + 9
Answer: 25 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 17, 8, 2, 5
Answer: 8