[(136:4-29):(2+27:9)]×(7+7×7)=
[(34-29):(2+3)]×(7+49)=
(5:5)×56=
1×56=56
[(140:5-19)×17+(7×7-2)]:10:4:5=
[(28-19)×17+(49-2)]:10:4:5=
(9×17+47):10:4:5=
(153+47):10:4:5=
200:10:4:5=
20:4:5=
5:5=1
5:5×25+[14×15:2-5×(80:4-48:4)]:5=
1×25+[210:2-5×(20-12)]:5=
25+(105-5×8):5=
25+(105-40):5=
25+65:5=
25+13=38