Keystones — Bedrock
Five GCSE retrieval questions · 16 November 2010 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 46 + 37
Answer: 46 + 37 = 83 -
2. Algebra Substitution
If x = 4, find the value of 6x + 3
Answer: 27 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:9
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 6, 25, 2
Answer: 11