Keystones — Bedrock
Five GCSE retrieval questions · 15 September 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 24
Answer: 37 + 24 = 61 -
2. Algebra Substitution
If x = 10, find the value of 2x + 8
Answer: 28 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:8
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 4, 6, 14
Answer: 8