Keystones — Bedrock
Five GCSE retrieval questions · 21 June 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 45
Answer: 46 + 45 = 91 -
2. Algebra Substitution
If x = 3, find the value of 6x + 3
Answer: 21 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 14, 23, 5
Answer: 14