Keystones — Bedrock
Five GCSE retrieval questions · 28 October 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 52
Answer: 46 + 52 = 98 -
2. Algebra Substitution
If x = 5, find the value of 2x + 6
Answer: 16 -
3. Geometry Converting lengths
Convert 18cm to mm
Answer: 180mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:12
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 18, 9, 20, 15
Answer: 15.5