Answer:
i got 1 1/4
Step-by-step explanation:
1 1/4
2 1/2 - 1 1/4
We need to get a common denominator of 4
2 1/2*2/2 = 2 2/4
2 2/4 - 1 1/4
I like to line them up vertically
2 2/4
- 1 1/4
-------------