1. 2/3 - 3/4= 8/12-9/12= - 1/12
2. -3/8 -1/2 = -3/8 - 4/8 = -7/8 3. - 3/5 - (-2/15)=- 3/5 +2/15 = -9/15+2/15=-7/15 4. - 2. 3/8 - 1.1/4 = -19/8 - 5/4 = -19/8 - 10/8 = -29/8 = -3.5/8
1. 2/3 - 3/4= 8/12-9/12= - 1/12
2. -3/8 -1/2 = -3/8 - 4/8 = -7/8
3. - 3/5 - (-2/15)=- 3/5 +2/15 = -9/15+2/15=-7/15
4. - 2. 3/8 - 1.1/4 = -19/8 - 5/4 = -19/8 - 10/8 = -29/8 = -3.5/8