1.
3
× 15 =
45
75
120
105
|
2.
5
× 15 =
75
30
15
135
|
3.
7
× 15 =
120
15
105
90
|
4.
8
× 15 =
75
45
135
120
|
5.
9
× 15 =
105
120
45
135
|
6.
6
× 15 =
135
120
90
150
|
7.
9
× 15 =
120
150
60
135
|
8.
6
× 15 =
105
150
90
75
|
9.
5
× 15 =
120
90
150
75
|
10.
8
× 15 =
120
45
75
60
|
11.
4
× 15 =
60
30
75
15
|
12.
1
× 15 =
45
120
60
15
|
13.
8
× 15 =
30
150
15
120
|
14.
2
× 15 =
60
45
105
30
|
15.
1
× 15 =
30
15
105
45
|
16.
9
× 15 =
120
45
60
135
|
17.
3
× 15 =
135
120
75
45
|
18.
2
× 15 =
150
90
75
30
|
19.
3
× 15 =
30
45
105
135
|
20.
2
× 15 =
45
30
60
90
|
1.
3
× 15 =
45
75
120
105
|
2.
5
× 15 =
75
30
15
135
|
3.
7
× 15 =
120
15
105
90
|
4.
8
× 15 =
75
45
135
120
|
5.
9
× 15 =
105
120
45
135
|
6.
6
× 15 =
135
120
90
150
|
7.
9
× 15 =
120
150
60
135
|
8.
6
× 15 =
105
150
90
75
|
9.
5
× 15 =
120
90
150
75
|
10.
8
× 15 =
120
45
75
60
|
11.
4
× 15 =
60
30
75
15
|
12.
1
× 15 =
45
120
60
15
|
13.
8
× 15 =
30
150
15
120
|
14.
2
× 15 =
60
45
105
30
|
15.
1
× 15 =
30
15
105
45
|
16.
9
× 15 =
120
45
60
135
|
17.
3
× 15 =
135
120
75
45
|
18.
2
× 15 =
150
90
75
30
|
19.
3
× 15 =
30
45
105
135
|
20.
2
× 15 =
45
30
60
90
|