Keystones — Bedrock
Five GCSE retrieval questions · 11 November 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 25
Answer: 43 + 25 = 68 -
2. Algebra Substitution
If x = 6, find the value of 7x + 10
Answer: 52 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:6
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 5, 9, 20
Answer: 11.333333333333