Answer: (with their greatest common factor)
1. 9/12 = 3/4 (common factor: 3)
2. 10/18 = 5/9 (common factor: 2)
3. 18/36 = 1/2 (common factor: 18)
4. 12/26 = 6/13 (common factor: 2)
5. 24/40 = 3/5 (common factor: 8)
6. 28/36 = 7/9 (common factor: 4)
Step-by-step explanation:
Hmmm... this is a tricky one.
That's all. Hope it helps.