2 ÷
2
4
3 ÷
3
1
10 ×
5
12 ×
4
3 ÷
3
20 ×
5
2
1
3
1
4
30 ×
5
2
10 ×
5
2
2 ×
1
3
48 ×
4
5 ÷
1
5
2
4
3