Keystones — Bedrock
Five GCSE retrieval questions · 12 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 44
Answer: 10 + 44 = 54 -
2. Algebra Substitution
If x = 10, find the value of 8x + 4
Answer: 84 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:20
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 14, 9, 15, 14, 6
Answer: 11.6