Keystones — Bedrock
Five GCSE retrieval questions · 17 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 30
Answer: 67 + 30 = 97 -
2. Algebra Substitution
If x = 2, find the value of 2x + 4
Answer: 8 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 10, 8, 13, 4
Answer: 8.75