Keystones — Bedrock
Five GCSE retrieval questions · 5 July 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 31
Answer: 34 + 31 = 65 -
2. Algebra Substitution
If x = 10, find the value of 8x + 3
Answer: 83 -
3. Geometry Converting lengths
Convert 31cm to mm
Answer: 310mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 5, 8, 11, 8
Answer: 8