Keystones — Bedrock
Five GCSE retrieval questions · 16 December 2013 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 57 + 68
Answer: 57 + 68 = 125 -
2. Algebra Substitution
If x = 7, find the value of 8x + 4
Answer: 60 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 2, 7, 13, 14
Answer: 9