15 ×
2 ÷
2 ÷
42 ×
5
12 ×
15 ×
4
21 ×
192×
6 ×
48 ×
28 ×
7 ÷
12 ×
10 ×
2 ÷
14 ×
90 ×
48 ×
8 ×
28 ×
720×
7 ×
4
5
6 ÷
24 ×
28 ×
10 ×