252×
1 -
4 ÷
5 ×
10 +
11 +
5
3 +
3
10 ×
13 +
2 -
6
12 ×
5
11 +
3 ÷
12 ×
24 ×
5 ÷
10 ×
21 ×
17 +
5 +