411+379=?,213+430=?,954+746=?
709-33=?,910-680=?,1322-741=?
47+?=852,289+?=713,1216+?=1697
35*7=?,9*84=?,813*4=?
447/3=?,464/8=?,864/6=?
---
?-259=878-496,180+156+402+386=?
748-248=?+352,585+501+367-1257=?
216+?+380=982,1044+547-717-623=?
254+?-588=468,1907-649-595-458=?
足够退高烧