Keystones — Bedrock
Five GCSE retrieval questions · 20 January 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 31
Answer: 34 + 31 = 65 -
2. Algebra Substitution
If x = 6, find the value of 5x + 6
Answer: 36 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 13, 19, 10
Answer: 14