1 -
1 -
162×
2 -
12 +
5
13 +
1 -
18 +
14 ×
2 ×
9 +
40 ×
19 +
504×
4 -
3 ÷
4 -
7 -
12 ×
4
3 ÷
12 +
40 ×
16 +
42 ×
30 ×
2 -
6 ×
27 ×
3 -
10 +
5 -
5
3 ÷
5 +
48 ×