4 ×
5 +
21 ×
1 -
9 +
96 ×
13 +
2 ÷
2 -
9 +
5 ÷
3 -
15 +
3 -
2 -
12 ×
17 +
9 +
6 ÷
20 +
512×
1 -
6 +
2 ÷
4
3 -
3 -
21 ×
2 -