3 digit addtion iwth regrouping

5:06

7:58

1:32

12:01

4:08

6:29

2:32

5:16

3:19

2:16

6:31

15:00

15:00

12:21

12:24

13:04

4:16

کوتاه

3:52

5:48

1:57

1:57

6:42

6:42

6:04

5:34

28:20

21:37

11:10

3:32

3:27

26:45

1:04

10:17

8:20

3:53

کوتاه

8:09

1:38

8:48