Keystones — Bedrock
Five GCSE retrieval questions · 10 September 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 72
Answer: 43 + 72 = 115 -
2. Algebra Substitution
If x = 10, find the value of 7x + 7
Answer: 77 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:6
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 2, 14, 11, 17, 1
Answer: 9