3 ÷
3
10 ×
5
2
5 ÷
1
2 ÷
4
1
8 ×
4
15 ×
3
5
2
20 ×
4
2
5
3 ÷
3
1
5
1
1
4 ÷
4
6 ×
2
3
6 ×
2
3
1
20 ×
4
5