1.
5
• 2 =
10
14
12
16
|
2.
6
• 4 =
24
12
32
20
|
3.
7
• 5 =
35
25
10
50
|
4.
5
• 7 =
35
49
28
21
|
5.
6
• 1 =
8
3
6
5
|
6.
10
• 2 =
18
6
20
14
|
7.
4
• 8 =
40
16
32
72
|
8.
9
• 4 =
40
36
24
28
|
9.
3
• 2 =
6
4
8
16
|
10.
2
• 9 =
36
18
54
63
|
11.
9
• 9 =
9
81
45
27
|
12.
1
• 4 =
4
12
40
28
|
13.
7
• 9 =
72
63
81
18
|
14.
10
• 7 =
63
70
14
7
|
15.
2
• 10 =
60
20
70
100
|
16.
7
• 9 =
27
18
63
9
|
17.
4
• 6 =
60
24
36
6
|
18.
5
• 3 =
15
6
9
21
|
19.
7
• 4 =
36
8
32
28
|
20.
5
• 4 =
32
12
8
20
|
1.
5
• 2 =
10
14
12
16
|
2.
6
• 4 =
24
12
32
20
|
3.
7
• 5 =
35
25
10
50
|
4.
5
• 7 =
35
49
28
21
|
5.
6
• 1 =
8
3
6
5
|
6.
10
• 2 =
18
6
20
14
|
7.
4
• 8 =
40
16
32
72
|
8.
9
• 4 =
40
36
24
28
|
9.
3
• 2 =
6
4
8
16
|
10.
2
• 9 =
36
18
54
63
|
11.
9
• 9 =
9
81
45
27
|
12.
1
• 4 =
4
12
40
28
|
13.
7
• 9 =
72
63
81
18
|
14.
10
• 7 =
63
70
14
7
|
15.
2
• 10 =
60
20
70
100
|
16.
7
• 9 =
27
18
63
9
|
17.
4
• 6 =
60
24
36
6
|
18.
5
• 3 =
15
6
9
21
|
19.
7
• 4 =
36
8
32
28
|
20.
5
• 4 =
32
12
8
20
|