Keystones — Bedrock
Five GCSE retrieval questions · 20 November 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 63
Answer: 36 + 63 = 99 -
2. Algebra Substitution
If x = 7, find the value of 5x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:40
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 17, 7, 8, 11, 7
Answer: 10