Keystones — Bedrock
Five GCSE retrieval questions · 30 September 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 34
Answer: 13 + 34 = 47 -
2. Algebra Substitution
If x = 9, find the value of 4x + 7
Answer: 43 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 5, 20, 8
Answer: 11