401+335=?,206+418=?,408+769=?
797-85=?,993-645=?,965-163=?
38+?=846,278+?=758,343+?=950
74*7=?,9*48=?,538*4=?
368/8=?,685/5=?,924/6=?
---
?-208=820-458,158+132+485+130=?
708-229=?+334,570+311+283-950=?
297+?+352=914,459+439-272-364=?
257+?-557=450,999-222-114-414=?
金猪胖乎乎