Keystones — Bedrock
Five GCSE retrieval questions · 3 February 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 33
Answer: 32 + 33 = 65 -
2. Algebra Substitution
If x = 3, find the value of 7x + 5
Answer: 26 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:32
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 5, 20, 8, 2
Answer: 8.75