12 ×
35 ×
2 ÷
2 ÷
42 ×
2 ÷
20 ×
18 ×
42 ×
4 ÷
2
5 ÷
140×
10 ×
3
3 ÷
7
12 ×
5 ÷
6 ×
21 ×
6 ×
42 ×
5
2 ÷