Question

1/50 - 2/75 + 7/50 - 1/180 , 2/3 +5/6 - 1/12 , 7/12 + 5/9 - 4/24 , 7/11 - 1 /121 - 1/1331 + 1/6 , 3/4 - 5/8 + 7/12 , 6/9 +15/25 -8 /15

Answer 1

1/50 - 2/75 + 7/50 - 1/180 = 23/180

2/3 +5/6 - 1/12 = 17/12

7/12 + 5/9 - 4/24 = 35/36

7/11 - 1 /121 - 1/1331 + 1/6 = 6341/7986 

3/4 - 5/8 + 7/12 = 17/24

6/9 +15/25 -8 /15 = 11/15

SALUDOS!