30 ×
28 ×
8 ×
6 ×
40 ×
21 ×
3 ÷
48 ×
2 ÷
20 ×
70 ×
7 ÷
24 ×
4 ÷
360×
14 ×
960×
2 ÷
24 ×
12 ×
6
8
7 ÷
6
21 ×
5 ×
14 ×
8 ÷
10 ×
12 ×
6