Keystones — Bedrock
Five GCSE retrieval questions · 26 April 2026 · mathsvault.uk/keystones
-
1. Number
Calculate: -10 + (-3)
Answer: -13 -
2. Algebra
Find the next term: 13, 21, 29, 37, ...
Answer: 45 -
3. Geometry
Opposite = 13cm, hypotenuse = 15cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
In ratio 4:3, the difference between shares is 14. What are the shares?
Answer: 56 and 42 -
5. Statistics
Find the range of: 6, 23, 12, 8, 18
Answer: 17