Keystones — Bedrock
Five GCSE retrieval questions · 16 December 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 37
Answer: 14 + 37 = 51 -
2. Algebra Substitution
If x = 4, find the value of 3x + 10
Answer: 22 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:10
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 4, 20, 11, 9
Answer: 11