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