Keystones — Bedrock
Five GCSE retrieval questions · 14 July 2025 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 46 + 12
Answer: 46 + 12 = 58 -
2. Algebra Substitution
If x = 4, find the value of 8x + 4
Answer: 36 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 13, 9, 3
Answer: 8.3333333333333