Keystones — Bedrock
Five GCSE retrieval questions · 22 June 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 95
Answer: 49 + 95 = 144 -
2. Algebra Substitution
If x = 2, find the value of 8x + 6
Answer: 22 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:25
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 12, 14, 10, 16, 8
Answer: 12