Keystones — Bedrock
Five GCSE retrieval questions · 11 April 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 25
Answer: 48 + 25 = 73 -
2. Algebra Substitution
If x = 3, find the value of 2x + 6
Answer: 12 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:9
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 17, 12, 10, 3, 13
Answer: 11