Keystones — Bedrock
Five GCSE retrieval questions · 27 May 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 34
Answer: 36 + 34 = 70 -
2. Algebra Substitution
If x = 2, find the value of 2x + 9
Answer: 13 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:32
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 15, 2, 17, 10
Answer: 11