Keystones — Bedrock
Five GCSE retrieval questions · 23 October 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 46
Answer: 49 + 46 = 95 -
2. Algebra Substitution
If x = 6, find the value of 8x + 8
Answer: 56 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:16
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 3, 10, 20
Answer: 11