Keystones — Bedrock
Five GCSE retrieval questions · 13 July 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 70 + 95
Answer: 70 + 95 = 165 -
2. Algebra Substitution
If x = 5, find the value of 4x + 3
Answer: 23 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 15, 18, 5, 2
Answer: 10