Keystones — Bedrock
Five GCSE retrieval questions · 27 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 52 + 85
Answer: 52 + 85 = 137 -
2. Algebra Substitution
If x = 4, find the value of 6x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 11, 5, 7, 9, 11
Answer: 8.6