Keystones — Bedrock
Five GCSE retrieval questions · 24 October 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 52 + 24
Answer: 52 + 24 = 76 -
2. Algebra Substitution
If x = 8, find the value of 7x + 11
Answer: 67 -
3. Geometry Converting lengths
Convert 12cm to mm
Answer: 120mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 4, 11, 6
Answer: 7