Keystones — Bedrock
Five GCSE retrieval questions · 23 December 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 82
Answer: 22 + 82 = 104 -
2. Algebra Substitution
If x = 6, find the value of 7x + 4
Answer: 46 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:30
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 7, 7, 13, 18
Answer: 11.25