9 +
15 +
672×
32 ×
14 +
3 ÷
2 -
2 -
48 ×
2 -
7
1 -
20 +
63 ×
9
32 ×
6 ÷
18 +
36 ×
2 -
3
2 ×
9 +
63 ×
16 ×
20 +
224×
12 +
13 +
5 -
10 +
9
8
3 ÷
6 -