2x3+6-5+6=
13
5x5x3+4=
79
2x4+4+7=
17
2x3x5x6=
180
2x7+10+20=
44
3x3x2+4=
15
4x3+3+6=
21
12+13+5+22=
52
1x3+4+6=
6x5+3+7=
40