Keystones — Bedrock
Five GCSE retrieval questions · 21 April 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 41
Answer: 43 + 41 = 84 -
2. Algebra Substitution
If x = 9, find the value of 8x + 12
Answer: 84 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 5, 17, 5, 4, 4
Answer: 7