Keystones — Bedrock
Five GCSE retrieval questions · 23 September 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 56
Answer: 47 + 56 = 103 -
2. Algebra Substitution
If x = 2, find the value of 4x + 4
Answer: 12 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:25
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 19, 12, 5
Answer: 12