idnr: 756
9+
5/
12+
6+
2
10+
7+
5+
4+
14+
Difficulty: Easy ()
idnr: 4148
12+
5+
10*
30*
11+
3*
7+
9+
30*
Difficulty: Medium ()
idnr: 3970
15*
15*
2/
8*
1-
2*
4
180*
24*
10*
Difficulty: Medium ()
idnr: 156
40*
3*
20*
12*
15*
40*
36*
5*
8*
Difficulty: Easy ()