Keystones — Bedrock
Five GCSE retrieval questions · 11 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 17
Answer: 29 + 17 = 46 -
2. Algebra Substitution
If x = 10, find the value of 3x + 7
Answer: 37 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 8, 13, 9
Answer: 10