Keystones — Bedrock
Five GCSE retrieval questions · 17 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 92 + 90
Answer: 92 + 90 = 182 -
2. Algebra Substitution
If x = 4, find the value of 5x + 7
Answer: 27 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:9
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 16, 14, 17, 2, 4
Answer: 10.6