5
5
12 ×
3
4
7
7
2
2
6 ÷
1
6
12 ×
3
2
1
24 ×
4
6
35 ×
7
5
2
140×
4
42 ×
7
6
3 ×
3
5 ÷
5
1
7
5
18 ×
6
15 ×
3
1
3 ÷
2
2 ÷
4
1
42 ×
7
3
5
20 ×
4
6
2
24 ×
4
6
2 ÷
2
1
5
252×
3
7
6
5 ÷
1
5
14 ×
2
7
4
3