10 ×
3
28 ×
18 ×
8 +
2 -
7 +
3 ÷
2 ×
35 ×
2 -
8 +
24 ×
9 +
6
7 +
12 ×
2 -
2 ÷
5
35 ×
7 +
2 ÷
8 ×
7 +
2 -