Keystones — Bedrock
Five GCSE retrieval questions · 5 February 2025 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 40 + 80
Answer: 40 + 80 = 120 -
2. Algebra Substitution
If x = 9, find the value of 7x + 9
Answer: 72 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 2, 12, 2, 5
Answer: 5.25