Keystones — Bedrock
Five GCSE retrieval questions · 9 August 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 20 + 26
Answer: 20 + 26 = 46 -
2. Algebra Substitution
If x = 10, find the value of 7x + 12
Answer: 82 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:10
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 10, 5, 11
Answer: 8.6666666666667