Question

Sumas y restas con diferente de Nominador
2/3+1/6=
4/5+1/3=
4/5-1/7=
3/4-3/8=
5/6-1/12=
3/5+1/4=
3/10+1/2=
2/9+1/3=
1/7-2/21=
3/5-1/9=

Answer 1

Respuesta:

2/3 + 1/6 = 5/6

4/5 + 1/3 = 17/ 15 ----- 1 $\frac{2}{15}$

4/5 - 1/7 = 23/35  

3/4 - 3/8 = 3/8

5/6 - 1/12 = 3/4

3/5 + 1/4 = 17/20

3/10 + 1/2 = 4/5

2/9 + 1/3 = 5/9

1/7 - 2/21 = 1/21

3/5 - 1/9 = 22/45