Keystones — Bedrock
Five GCSE retrieval questions · 4 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 20 + 37
Answer: 20 + 37 = 57 -
2. Algebra Substitution
If x = 6, find the value of 3x + 11
Answer: 29 -
3. Geometry Converting lengths
Convert 26cm to mm
Answer: 260mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:14
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 15, 8, 7
Answer: 10