Keystones — Bedrock
Five GCSE retrieval questions · 26 March 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 96 + 61
Answer: 96 + 61 = 157 -
2. Algebra Substitution
If x = 10, find the value of 2x + 11
Answer: 31 -
3. Geometry Converting lengths
Convert 15cm to mm
Answer: 150mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 4, 7, 8
Answer: 6.3333333333333