10 ×
5
2
6 ×
1
6
72 ×
4
3
21 ×
7
20 ×
4
5
35 ×
7
1
6 ×
2
6
3
42 ×
6
7
5
3
1
8 ×
2
4
42 ×
7
3
3 ÷
6
2
20 ×
5
4
1
2
6 ÷
6
12 ×
3
4
42 ×
7
5 ÷
1
5
12 ×
3
1
20 ×
4
5
6
35 ×
7
3 ÷
2
1
4
2
2
21 ×
7
3
5
6