12 ×
28 ×
6
10 ×
7
42 ×
40 ×
6 ×
30 ×
3 ÷
30 ×
21 ×
24 ×
42 ×
4 ×
3 ÷
20 ×
6 ×
5 ÷
42 ×
35 ×
24 ×