Keystones — Bedrock
Five GCSE retrieval questions · 26 January 2023 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 32
Answer: 36 + 32 = 68 -
2. Algebra Substitution
If x = 9, find the value of 5x + 8
Answer: 53 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:18
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 12, 17, 11, 10
Answer: 12.5