|
1.
4
• 7 =
42
28
63
21
|
2.
1
• 10 =
10
20
40
70
|
3.
8
• 6 =
36
24
48
30
|
4.
10
• 9 =
90
9
54
81
|
|
5.
1
• 1 =
10
6
7
1
|
6.
7
• 9 =
63
36
81
27
|
7.
2
• 5 =
40
20
15
10
|
8.
8
• 3 =
27
24
21
9
|
|
9.
8
• 10 =
10
80
20
30
|
10.
6
• 10 =
60
50
40
90
|
11.
2
• 7 =
7
70
56
14
|
12.
9
• 4 =
32
24
36
12
|
|
13.
7
• 2 =
8
16
6
14
|
14.
2
• 2 =
6
8
4
12
|
15.
7
• 3 =
21
24
15
6
|
16.
6
• 3 =
15
27
18
21
|
|
17.
8
• 4 =
12
40
8
32
|
18.
3
• 4 =
24
36
40
12
|
19.
3
• 4 =
28
40
32
12
|
20.
3
• 6 =
60
24
18
36
|
|
1.
4
• 7 =
42
28
63
21
|
2.
1
• 10 =
10
20
40
70
|
3.
8
• 6 =
36
24
48
30
|
4.
10
• 9 =
90
9
54
81
|
|
5.
1
• 1 =
10
6
7
1
|
6.
7
• 9 =
63
36
81
27
|
7.
2
• 5 =
40
20
15
10
|
8.
8
• 3 =
27
24
21
9
|
|
9.
8
• 10 =
10
80
20
30
|
10.
6
• 10 =
60
50
40
90
|
11.
2
• 7 =
7
70
56
14
|
12.
9
• 4 =
32
24
36
12
|
|
13.
7
• 2 =
8
16
6
14
|
14.
2
• 2 =
6
8
4
12
|
15.
7
• 3 =
21
24
15
6
|
16.
6
• 3 =
15
27
18
21
|
|
17.
8
• 4 =
12
40
8
32
|
18.
3
• 4 =
24
36
40
12
|
19.
3
• 4 =
28
40
32
12
|
20.
3
• 6 =
60
24
18
36
|