Keystones — Bedrock
Five GCSE retrieval questions · 6 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 74 + 42
Answer: 74 + 42 = 116 -
2. Algebra Substitution
If x = 9, find the value of 5x + 10
Answer: 55 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 16, 9, 7, 19, 4
Answer: 11