429+343=?,202+483=?,410+796=?
720-44=?,964-632=?,925-197=?
38+?=878,204+?=793,327+?=983
67*7=?,9*82=?,704*4=?
456/3=?,504/8=?,984/6=?
---
?-290=868-468,185+126+456+148=?
743-281=?+357,517+330+292-971=?
220+?+360=987,462+408-265-387=?
284+?-570=481,999-268-113-401=?
很想买零食