Keystones — Bedrock
Five GCSE retrieval questions · 9 December 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 91
Answer: 41 + 91 = 132 -
2. Algebra Substitution
If x = 6, find the value of 7x + 11
Answer: 53 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:30
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 12, 6, 12, 19
Answer: 11