Keystones — Bedrock
Five GCSE retrieval questions · 18 February 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 46
Answer: 34 + 46 = 80 -
2. Algebra Substitution
If x = 5, find the value of 7x + 7
Answer: 42 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 4, 14, 17, 10, 20
Answer: 13