Keystones — Bedrock
Five GCSE retrieval questions · 11 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 46
Answer: 28 + 46 = 74 -
2. Algebra Substitution
If x = 6, find the value of 4x + 11
Answer: 35 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 14, 20, 15, 10, 1
Answer: 12