Keystones — Bedrock
Five GCSE retrieval questions · 25 May 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 12
Answer: 47 + 12 = 59 -
2. Algebra Substitution
If x = 3, find the value of 8x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 5, 2, 3, 16, 14
Answer: 8