448+372=?,220+468=?,461+782=?
726-35=?,942-640=?,980-174=?
44+?=847,209+?=741,330+?=934
47*7=?,9*65=?,728*4=?
472/8=?,665/5=?,864/6=?
---
?-211=851-410,149+155+405+187=?
789-201=?+308,542+373+232-943=?
262+?+352=992,486+432-251-352=?
249+?-587=413,999-214-175-492=?
奇迹彗星蓝