1. |
12
:
6
=
=
|
2. |
20
:
4
=
=
|
3. |
10
:
2
=
=
|
4. |
24
:
4
=
=
|
5. |
48
:
6
=
=
|
6. |
81
:
9
=
=
|
7. |
64
:
8
=
=
|
8. |
20
:
4
=
=
|
9. |
90
:
9
=
=
|
10. |
80
:
10
=
=
|
11. |
24
:
6
=
=
|
12. |
40
:
8
=
=
|
13. |
40
:
10
=
=
|
14. |
32
:
8
=
=
|
15. |
70
:
7
=
=
|
16. |
45
:
9
=
=
|
17. |
64
:
8
=
=
|
18. |
24
:
4
=
=
|
19. |
24
:
4
=
=
|
20. |
7
:
7
=
=
|
21. |
60
:
6
=
=
|
1. |
12
:
6
=
=
2
|
2. |
20
:
4
=
=
5
|
3. |
10
:
2
=
=
5
|
4. |
24
:
4
=
=
6
|
5. |
48
:
6
=
=
8
|
6. |
81
:
9
=
=
9
|
7. |
64
:
8
=
=
8
|
8. |
20
:
4
=
=
5
|
9. |
90
:
9
=
=
10
|
10. |
80
:
10
=
=
8
|
11. |
24
:
6
=
=
4
|
12. |
40
:
8
=
=
5
|
13. |
40
:
10
=
=
4
|
14. |
32
:
8
=
=
4
|
15. |
70
:
7
=
=
10
|
16. |
45
:
9
=
=
5
|
17. |
64
:
8
=
=
8
|
18. |
24
:
4
=
=
6
|
19. |
24
:
4
=
=
6
|
20. |
7
:
7
=
=
1
|
21. |
60
:
6
=
=
10
|