Keystones — Bedrock
Five GCSE retrieval questions · 8 August 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 35
Answer: 44 + 35 = 79 -
2. Algebra Substitution
If x = 8, find the value of 3x + 7
Answer: 31 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:35
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 18, 9, 15, 17, 1
Answer: 12