Keystones — Bedrock
Five GCSE retrieval questions · 26 August 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 33 + 37
Answer: 33 + 37 = 70 -
2. Algebra Substitution
If x = 10, find the value of 4x + 6
Answer: 46 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:15
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 18, 18, 4
Answer: 13.333333333333