1.
4 • 2 =
8
6
10
18
|
2.
6 • 2 =
2
4
12
20
|
3.
10 • 2 =
14
6
12
20
|
4.
7 • 2 =
18
2
20
14
|
5.
9 • 2 =
20
18
14
10
|
6.
2 • 2 =
10
12
6
4
|
7.
3 • 2 =
18
6
4
16
|
8.
2 • 2 =
8
4
6
2
|
9.
2 • 2 =
8
12
4
10
|
10.
6 • 2 =
12
14
2
16
|
11.
3 • 2 =
12
6
8
4
|
12.
9 • 2 =
18
20
14
4
|
13.
4 • 2 =
8
4
20
10
|
14.
9 • 2 =
8
18
14
12
|
15.
10 • 2 =
20
18
2
12
|
16.
3 • 2 =
6
8
14
18
|
17.
8 • 2 =
2
16
18
20
|
18.
7 • 2 =
16
8
14
2
|
19.
7 • 2 =
4
8
2
14
|
20.
5 • 2 =
16
14
10
18
|
1.
4 • 2 =
8
6
10
18
|
2.
6 • 2 =
2
4
12
20
|
3.
10 • 2 =
14
6
12
20
|
4.
7 • 2 =
18
2
20
14
|
5.
9 • 2 =
20
18
14
10
|
6.
2 • 2 =
10
12
6
4
|
7.
3 • 2 =
18
6
4
16
|
8.
2 • 2 =
8
4
6
2
|
9.
2 • 2 =
8
12
4
10
|
10.
6 • 2 =
12
14
2
16
|
11.
3 • 2 =
12
6
8
4
|
12.
9 • 2 =
18
20
14
4
|
13.
4 • 2 =
8
4
20
10
|
14.
9 • 2 =
8
18
14
12
|
15.
10 • 2 =
20
18
2
12
|
16.
3 • 2 =
6
8
14
18
|
17.
8 • 2 =
2
16
18
20
|
18.
7 • 2 =
16
8
14
2
|
19.
7 • 2 =
4
8
2
14
|
20.
5 • 2 =
16
14
10
18
|