216+377=?,360+465=?,633+797=?
591-34=?,870-333=?,947-240=?
71+?=615,445+?=734,231+?=956
34*7=?,6*116=?,849*4=?
294/3=?,672/8=?,774/9=?
---
?-217=859-346,119+222+333+235=?
739-366=?+282,471+354+219-982=?
284+?+207=966,556+268-352-331=?
444+?-676=405,999-163-334-439=?
出差去上海