Keystones — Bedrock
Five GCSE retrieval questions · 17 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 40
Answer: 36 + 40 = 76 -
2. Algebra Substitution
If x = 6, find the value of 5x + 11
Answer: 41 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:9
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 10, 17, 11
Answer: 12.666666666667