Keystones — Bedrock
Five GCSE retrieval questions · 14 April 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 46
Answer: 46 + 46 = 92 -
2. Algebra Substitution
If x = 7, find the value of 5x + 9
Answer: 44 -
3. Geometry Converting lengths
Convert 31cm to mm
Answer: 310mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:10
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 9, 9, 6, 20
Answer: 11