Keystones — Bedrock
Five GCSE retrieval questions · 25 July 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 88 + 56
Answer: 88 + 56 = 144 -
2. Algebra Substitution
If x = 2, find the value of 8x + 10
Answer: 26 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 18, 5, 16
Answer: 13