Keystones — Bedrock
Five GCSE retrieval questions · 1 April 2011 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 42 + 13
Answer: 42 + 13 = 55 -
2. Algebra Substitution
If x = 2, find the value of 4x + 3
Answer: 11 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 9, 11, 10
Answer: 10