Keystones — Bedrock
Five GCSE retrieval questions · 13 February 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 19
Answer: 11 + 19 = 30 -
2. Algebra Substitution
If x = 9, find the value of 6x + 4
Answer: 58 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:16
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 7, 11, 12
Answer: 10