2 ÷
2
4
6 ×
1
60 ×
3
5
3 ×
1
5 ÷
5
3
2
4
3
1
10 ×
5
20 ×
4
2 ÷
2
20 ×
4
6 ×
3
2
5
1
5
2
12 ×
4
1
3