Keystones — Bedrock
Five GCSE retrieval questions · 9 January 2023 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 82 + 49
Answer: 82 + 49 = 131 -
2. Algebra Substitution
If x = 5, find the value of 2x + 3
Answer: 13 -
3. Geometry Converting lengths
Convert 12cm to mm
Answer: 120mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 3, 7, 16, 18, 9
Answer: 10.6