24+?=89,15+?=92,88+?=167
?-24=46,?-26=55,?-75=120
99-?=42,148-?=72,195-?=138
35+48=?,62+78=?,136+146=?
3*7=?,6*8=?,8*9=?
---
?-32=79-42,21+37+14+48=?
83-34=?+15,57+32+43-125=?
28+?+48=104,65+48-23-85=?
97+?-99=68,200-14-71-39=?
红掌拨清波