idnr: 4105
8+
6*
75*
40*
4/
1-
11+
5*
24*
Difficulty: Easy ()
idnr: 884
9+
9+
4+
4/
7+
7+
12+
13+
5+
4
Difficulty: Difficult ()
idnr: 3657
4/
180*
30*
8+
9+
4/
5+
25*
7+
Difficulty: Medium ()
idnr: 835
10*
9+
12*
2
7+
4/
180*
8+
8*
15*
Difficulty: Medium ()