Keystones — Bedrock
Five GCSE retrieval questions · 27 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 82 + 31
Answer: 82 + 31 = 113 -
2. Algebra Substitution
If x = 10, find the value of 4x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:10
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 10, 8, 9, 8, 10
Answer: 9