42+?=83,16+?=72,63+?=172
?-34=55,?-62=38,?-83=114
99-?=65,127-?=79,199-?=114
36+47=?,51+78=?,132+148=?
4*9=?,5*8=?,8*9=?
---
?-43=100-12,27+39+16+41=?
97-49=?+23,53+37+45-132=?
68+?+58=184,84+36-65-48=?
43+?-75=62,200-67-78-23=?
野火烧不尽