4 ÷
1
4
6 ×
3
2
5
5
20 ×
4
5
4 ÷
1
15 ×
3
2 ×
2
10 ×
2
3 ×
3
4
5
1
5
1
10 ×
2
12 ×
4
3
6 ×
3
2
5
4 ÷
1
4