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