126×
6
6 ×
3
1
2
28 ×
7
4
20 ×
5
7
10 ×
2
12 ×
3
30 ×
6
5
7 ×
1
4
3
5
4
105×
1
6
6
7
3 ÷
2
8 ×
1
4
2
7
3
5
6
140×
4
7
30 ×
6
5
2 ÷
1
6 ×
2
3
5
6
6
28 ×
7
4
2
3
3
7 ÷
1
10 ×
2
1
5
72 ×
3
4
6
7