Keystones — Bedrock
Five GCSE retrieval questions · 27 April 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 14
Answer: 30 + 14 = 44 -
2. Algebra Substitution
If x = 2, find the value of 2x + 11
Answer: 15 -
3. Geometry Converting lengths
Convert 9cm to mm
Answer: 90mm -
4. Ratio Simplifying ratios
Simplify the ratio 21:15
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 2, 6, 10
Answer: 6