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