|
1.
× 4 = 12
8
10
2
3
|
2.
× 4 = 16
7
9
1
4
|
3.
× 4 = 4
8
1
5
7
|
4.
× 4 = 32
8
7
1
9
|
|
5.
× 4 = 40
8
1
10
4
|
6.
× 4 = 24
6
9
4
5
|
7.
× 4 = 40
8
2
10
1
|
8.
× 4 = 24
4
7
8
6
|
|
9.
× 4 = 4
1
5
8
7
|
10.
× 4 = 36
2
3
5
9
|
11.
× 4 = 4
7
2
5
1
|
12.
× 4 = 36
7
9
3
1
|
|
13.
× 4 = 32
9
7
3
8
|
14.
× 4 = 36
4
2
9
3
|
15.
× 4 = 12
4
3
6
9
|
16.
× 4 = 40
5
7
10
2
|
|
17.
× 4 = 28
1
9
7
4
|
18.
× 4 = 16
4
9
8
6
|
19.
× 4 = 40
3
6
9
10
|
20.
× 4 = 12
3
5
8
6
|
|
1.
× 4 = 12
8
10
2
3
|
2.
× 4 = 16
7
9
1
4
|
3.
× 4 = 4
8
1
5
7
|
4.
× 4 = 32
8
7
1
9
|
|
5.
× 4 = 40
8
1
10
4
|
6.
× 4 = 24
6
9
4
5
|
7.
× 4 = 40
8
2
10
1
|
8.
× 4 = 24
4
7
8
6
|
|
9.
× 4 = 4
1
5
8
7
|
10.
× 4 = 36
2
3
5
9
|
11.
× 4 = 4
7
2
5
1
|
12.
× 4 = 36
7
9
3
1
|
|
13.
× 4 = 32
9
7
3
8
|
14.
× 4 = 36
4
2
9
3
|
15.
× 4 = 12
4
3
6
9
|
16.
× 4 = 40
5
7
10
2
|
|
17.
× 4 = 28
1
9
7
4
|
18.
× 4 = 16
4
9
8
6
|
19.
× 4 = 40
3
6
9
10
|
20.
× 4 = 12
3
5
8
6
|