Question

efectué las operaciones indicadas y exprese su resultado en la forma mas simple
3/8+5/7=
4/9+-3/8=
-11/6+-3/4
3/4+ -2/5 + -7/15=
5/9+-2/3+7/6
2 3/5+ 1 2/3-7/15=
2/5+7/15+ -5/3=
-4/9+-3/4+ -7/12=
3 4/9+ -1 2/3+ -2 1/6 =

Answer 1

3/8+5/7=
21/56+40/56=
61/56

4/9+(-3/8)=
32/72- 27/72=
5/72


-11/6+(-3/4)=
-22/12-9/12=
-31/12


3/4+(-2/5)+(-7/15)=
45/60-24/60-28/60=
45/60-52/60=
-7/60


5/9+(-2/3)+7/6=
10/18-12/18+21/18=
31/18-12/18=
19/18