Keystones — Bedrock
Five GCSE retrieval questions · 23 April 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 20 + 26
Answer: 20 + 26 = 46 -
2. Algebra Substitution
If x = 5, find the value of 4x + 6
Answer: 26 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 17, 20, 10
Answer: 15.666666666667