4 ×
4
20 ×
5
2 ÷
6
3
6 ×
2
6 ÷
1
1
4
20 ×
5
3 ÷
2
3
6
2 ÷
2
1
4
6
15 ×
5
3
30 ×
5
6
3 ×
3
20 ×
4
1
40 ×
2
3
3
36 ×
2
1
5
24 ×
6
4
6
3
2 ÷
2
1
4
5