sequence to complete maths

3:02

8:19

5:59

6:44

7:33

4:59

5:55

6:44

5:55

24:08

3:14

5:04

10:41

10:41

21:00

11:18

2:20

8:37

9:49

5:57

10:40

10:10

4:06

4:31

9:08

1:26

7:55

4:52

21:16

39:53

6:27

23:50

12:23

21:12

20:09

1:23

2:46

4:37

3:53

15:32