Keystones — Bedrock
Five GCSE retrieval questions · 15 February 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 26
Answer: 36 + 26 = 62 -
2. Algebra Substitution
If x = 3, find the value of 4x + 10
Answer: 22 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:20
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 2, 14, 17, 3
Answer: 9