Keystones — Bedrock
Five GCSE retrieval questions · 18 July 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 70 + 34
Answer: 70 + 34 = 104 -
2. Algebra Substitution
If x = 5, find the value of 7x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:16
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 13, 12, 2
Answer: 9