Keystones — Bedrock
Five GCSE retrieval questions · 8 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 68
Answer: 44 + 68 = 112 -
2. Algebra Substitution
If x = 4, find the value of 2x + 7
Answer: 15 -
3. Geometry Converting lengths
Convert 10cm to mm
Answer: 100mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 2, 7, 11
Answer: 6.6666666666667