Keystones — Bedrock
Five GCSE retrieval questions · 23 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 40
Answer: 35 + 40 = 75 -
2. Algebra Substitution
If x = 7, find the value of 7x + 5
Answer: 54 -
3. Geometry Converting lengths
Convert 20cm to mm
Answer: 200mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 9, 13, 8, 2
Answer: 8