Keystones — Bedrock
Five GCSE retrieval questions · 6 August 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 11
Answer: 22 + 11 = 33 -
2. Algebra Substitution
If x = 2, find the value of 3x + 8
Answer: 14 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:20
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 13, 17, 6
Answer: 12