subtraction formula in excel for multiple cells

5:04

7:31

21:19

16:08

7:34

1:54

7:50

17:42

1:52

7:08

13:12

13:20

کوتاه

21:38

5:22

2:38

8:59

4:59

8:13

2:26

10:04

16:07

1:32

9:49

11:03

5:18

1:43

4:03

5:30

کوتاه

2:34

11:32

13:10

13:10

13:10

2:14

کوتاه

کوتاه

19:17

6:33