Keystones — Bedrock
Five GCSE retrieval questions · 14 August 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 85 + 47
Answer: 85 + 47 = 132 -
2. Algebra Substitution
If x = 8, find the value of 5x + 7
Answer: 47 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:20
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 7, 3, 11
Answer: 7