Keystones — Bedrock
Five GCSE retrieval questions · 18 December 2019 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 36 + 28
Answer: 36 + 28 = 64 -
2. Algebra Substitution
If x = 4, find the value of 2x + 12
Answer: 20 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:40
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 14, 10, 3, 5, 8
Answer: 8