10 ×
5
2
2 ÷
3
6
4 ×
4
1
3 ÷
3
1
60 ×
6
4 ÷
4
10 ×
5
2
72 ×
4
5
2
1
6 ×
3
6
6
1
6
4
4
90 ×
3
2
20 ×
5
2
2
3
5 ×
1
5
6
4
24 ×
6
4
5
2 ×
2
1
3
3