Keystones — Bedrock
Five GCSE retrieval questions · 12 February 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 46
Answer: 22 + 46 = 68 -
2. Algebra Substitution
If x = 10, find the value of 7x + 5
Answer: 75 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 11, 9, 4, 6
Answer: 7.5