Keystones — Bedrock
Five GCSE retrieval questions · 13 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 30
Answer: 22 + 30 = 52 -
2. Algebra Substitution
If x = 9, find the value of 5x + 8
Answer: 53 -
3. Geometry Converting lengths
Convert 15cm to mm
Answer: 150mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:20
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 12, 19, 8
Answer: 13