Keystones — Bedrock
Five GCSE retrieval questions · 29 August 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 70
Answer: 67 + 70 = 137 -
2. Algebra Substitution
If x = 6, find the value of 4x + 5
Answer: 29 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 3, 18, 20, 8
Answer: 12.25