Keystones — Bedrock
Five GCSE retrieval questions · 28 October 2014 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 24 + 33
Answer: 24 + 33 = 57 -
2. Algebra Substitution
If x = 3, find the value of 5x + 5
Answer: 20 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:15
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 12, 6, 3
Answer: 7