1
35 ×
14 +
12 +
2
112×
4 ÷
8 +
42 ×
24 ×
3
20 +
14 +
1 -
4 ÷
8 +
9 +
3 -
80 ×
2 ÷
25 +
3 ÷
3
15 ×
17 +
5 -
4 -
20 ×