Keystones — Bedrock
Five GCSE retrieval questions · 30 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 14
Answer: 22 + 14 = 36 -
2. Algebra Substitution
If x = 8, find the value of 7x + 6
Answer: 62 -
3. Geometry Converting lengths
Convert 5cm to mm
Answer: 50mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:15
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 15, 10, 9, 16
Answer: 12.5