Keystones — Bedrock
Five GCSE retrieval questions · 7 April 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 33 + 41
Answer: 33 + 41 = 74 -
2. Algebra Substitution
If x = 3, find the value of 4x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:12
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 21, 13, 2
Answer: 12