Keystones — Bedrock
Five GCSE retrieval questions · 10 November 2013 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 23 + 44
Answer: 23 + 44 = 67 -
2. Algebra Substitution
If x = 8, find the value of 3x + 8
Answer: 32 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 5, 15, 10, 14
Answer: 11