Keystones — Bedrock
Five GCSE retrieval questions · 5 August 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 57 + 91
Answer: 57 + 91 = 148 -
2. Algebra Substitution
If x = 10, find the value of 4x + 4
Answer: 44 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 5, 13, 12, 14, 4
Answer: 9.6