Keystones — Bedrock
Five GCSE retrieval questions · 11 April 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 12
Answer: 37 + 12 = 49 -
2. Algebra Substitution
If x = 10, find the value of 2x + 10
Answer: 30 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:25
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 2, 15, 15, 10
Answer: 10.5