3 -
11 +
11 +
4 -
63 ×
2 -
3 +
1 -
36 ×
8 +
2 -
9
12 +
40 ×
18 +
16 +
21 +
15 ×
9
3 -
6 +
12 ×
192×
9 +
7 ÷
18 ×
2 -
15 ×
20 +
105×
6 ÷
20 +
17 +
2 ÷