Keystones — Bedrock
Five GCSE retrieval questions · 2 January 2023 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 12
Answer: 43 + 12 = 55 -
2. Algebra Substitution
If x = 5, find the value of 5x + 6
Answer: 31 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:18
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 15, 19, 15, 12
Answer: 15.25