Keystones — Bedrock
Five GCSE retrieval questions · 21 July 2025 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 26 + 22
Answer: 26 + 22 = 48 -
2. Algebra Substitution
If x = 6, find the value of 3x + 10
Answer: 28 -
3. Geometry Converting lengths
Convert 33cm to mm
Answer: 330mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:24
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 5, 9, 9, 3, 16
Answer: 8.4