Keystones — Bedrock
Five GCSE retrieval questions · 4 May 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 11
Answer: 41 + 11 = 52 -
2. Algebra Substitution
If x = 5, find the value of 3x + 7
Answer: 22 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:15
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 15, 4, 23
Answer: 14