idnr: 1251
5+
17+
14+
11+
10+
16+
25+
14+
12+
15+
6+
20+
11+
9+
10+
13+
16+
9
14+
13+
14+
18+
5
13+
4/
24+
22+
16+
8+
15+
Difficulty: Impossible ()
idnr: 3849
5/
126*
56*
2016*
3/
8
270*
42*
120*
324*
80*
72*
90*
48*
336*
48*
210*
432*
3/
48*
1512*
200*
1680*
108*
9
56*
Difficulty: Difficult ()
idnr: 1745
6
20+
18+
16+
8-
24+
8
8+
8+
20+
5-
3-
22+
17+
29+
2-
6+
21+
7+
5+
13+
4+
21+
16+
14+
9+
16+
13+
22+
Difficulty: Impossible ()
idnr: 3577
18+
22+
48*
105*
30*
7
15+
21+
6+
14+
16+
10+
13+
3456*
17+
210*
23+
15+
1-
3-
8*
3
15+
5-
23+
9+
12*
72*
Difficulty: Impossible ()