2 ÷
1
140×
7
4
36 ×
2
3
3
42 ×
6
40 ×
5
2
5
6
3
7
1
4
20 ×
5
4
6 ×
3
252×
6
1
245×
7
2
72 ×
4
6 ×
3
2
7
6
5
1
6
2
7 ÷
1
60 ×
4
5
3
7
3
1
7
10 ×
5
2
144×
4
6
42 ×
7
6
5 ×
5
1
4
4
2
3