Keystones — Bedrock
Five GCSE retrieval questions · 6 March 2026 · mathsvault.uk/keystones
-
1. Number Simplifying fractions
Simplify: 4⁄10
Answer: 2⁄5 -
2. Algebra Next term in a sequence
Find the next term: 21, 31, 41, 51, ...
Answer: 61 -
3. Geometry Properties of polygons
Calculate one exterior angle of a regular 10-sided polygon
Answer: 36° -
4. Ratio Sharing in a ratio
Share 70 in the ratio 3:2
Answer: 42 and 28 -
5. Statistics Median
Find the median of: 18, 19, 13, 6, 18
Answer: 18