21 ×
7
1
1
12 ×
4
3
30 ×
6
5
160×
8
4 ÷
2
3
12 ×
4
3 ÷
2
6 ÷
6
1
14 ×
7
5
8
10 ×
5
3
6
2 ÷
8
1008×
7
2
4
5 ×
1
2
6
6
120×
3
4
8
7 ×
1
7
5
96 ×
8
2
5
7 ×
7
3
6
1
12 ×
4
6
245×
7
8
1
40 ×
5
4
2
3
1
5
7
2 ÷
2
4
24 ×
8
2 ÷
3
6
32 ×
4
8
1
10 ×
5
2
3
42 ×
6
7