1 -
15 ×
2 ÷
147×
1
24 ×
1 -
2 -
2 -
2 ×
7
2 -
2 -
11 +
10 +
4 -
7 +
3 -
2 -
11 +
10 +
12 +
3 +
5
2 ÷