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