Keystones — Bedrock
Five GCSE retrieval questions · 5 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 45
Answer: 34 + 45 = 79 -
2. Algebra Substitution
If x = 8, find the value of 3x + 3
Answer: 27 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:6
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 7, 19, 18, 11, 15
Answer: 14