Keystones — Bedrock
Five GCSE retrieval questions · 16 November 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 36
Answer: 10 + 36 = 46 -
2. Algebra Substitution
If x = 4, find the value of 5x + 10
Answer: 30 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 6, 8, 15
Answer: 9.6666666666667