Keystones — Bedrock
Five GCSE retrieval questions · 31 December 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 99 + 67
Answer: 99 + 67 = 166 -
2. Algebra Substitution
If x = 8, find the value of 3x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 7, 6, 8
Answer: 7