5
5
4 ÷
4
1
3 ÷
2
270×
6
3
4 ÷
4
1
12 ×
2
6
3
5
5 ×
1
5
6
3
3
2 ÷
2
4 ÷
4
12 ×
2
6
12 ×
3
5 ×
5
4
1
2 ÷
6
3
4
1
10 ×
5
2
3
3
2
2
20 ×
5
4
6 ×
1
6