Keystones — Bedrock
Five GCSE retrieval questions · 3 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 50 + 42
Answer: 50 + 42 = 92 -
2. Algebra Substitution
If x = 9, find the value of 4x + 7
Answer: 43 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:4
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 6, 6, 6, 14
Answer: 8