Keystones — Bedrock
Five GCSE retrieval questions · 12 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 47
Answer: 22 + 47 = 69 -
2. Algebra Substitution
If x = 2, find the value of 6x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:4
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 2, 9, 8, 25
Answer: 11