Keystones — Bedrock
Five GCSE retrieval questions · 21 November 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 18
Answer: 34 + 18 = 52 -
2. Algebra Substitution
If x = 9, find the value of 4x + 8
Answer: 44 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 19, 17, 3, 4, 8
Answer: 10.2