Keystones — Bedrock
Five GCSE retrieval questions · 26 July 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 15
Answer: 35 + 15 = 50 -
2. Algebra Substitution
If x = 6, find the value of 2x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 13, 20, 6
Answer: 13