Keystones — Bedrock
Five GCSE retrieval questions · 18 May 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 41
Answer: 14 + 41 = 55 -
2. Algebra Substitution
If x = 6, find the value of 6x + 12
Answer: 48 -
3. Geometry Converting lengths
Convert 21cm to mm
Answer: 210mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 3, 16, 2, 15
Answer: 9