Keystones — Bedrock
Five GCSE retrieval questions · 13 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 47
Answer: 44 + 47 = 91 -
2. Algebra Substitution
If x = 9, find the value of 8x + 10
Answer: 82 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:20
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 8, 7, 3
Answer: 6