8 +
4
3
5 ×
1
5
1 -
2
30 ×
5
1
2 ÷
2
4
3
3
40 ×
2
4 ÷
4
1
5
5
2
4
5
18 ×
3
4 ÷
1
5 ×
1
5
3
2
4