12 ×
3
7 ×
7
1
2 ÷
4
12 ×
2
6
40 ×
8
5
4
960×
5
8
2
6 ×
6
1
21 ×
3
7
420×
7
8
3
105×
5
1
2 ÷
2
4
48 ×
6
6
2 ÷
1
2
7
3
40 ×
8
5
4
2
2 ÷
3
6
24 ×
8
640×
4
5
7 ÷
7
1
5
42 ×
6
7
3
8
4
1
2
8 ÷
8
2 ÷
2
20 ×
4
6 ÷
1
5
5
7
7
2 ÷
6
3
1
4
5
6
21 ×
7
3
16 ×
2
8