Keystones — Bedrock
Five GCSE retrieval questions · 27 November 2025 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 76 + 90
Answer: 76 + 90 = 166 -
2. Algebra Substitution
If x = 4, find the value of 3x + 12
Answer: 24 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 2, 13, 10, 19, 16
Answer: 12