30 ×
84 ×
13 +
2 ×
56 ×
21 +
14 +
6 +
16 ×
10 +
1 -
120×
11 +
8 ÷
336×
13 +
4 ÷
16 +
140×
4 ÷
26 +
5 -
18 ×
3 -