Keystones — Bedrock
Five GCSE retrieval questions · 17 July 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 36
Answer: 22 + 36 = 58 -
2. Algebra Substitution
If x = 10, find the value of 3x + 12
Answer: 42 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 24, 13, 14, 9
Answer: 15