Keystones — Bedrock
Five GCSE retrieval questions · 30 November 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 43
Answer: 43 + 43 = 86 -
2. Algebra Substitution
If x = 4, find the value of 2x + 4
Answer: 12 -
3. Geometry Converting lengths
Convert 15cm to mm
Answer: 150mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 9, 17, 10, 9, 14
Answer: 11.8