465+384=?,206+472=?,408+761=?
783-59=?,987-682=?,914-112=?
67+?=861,262+?=766,386+?=919
78*7=?,9*46=?,314*4=?
328/8=?,730/5=?,966/6=?
---
?-270=890-417,134+155+435+162=?
717-208=?+324,573+388+269-985=?
296+?+308=965,467+424-293-357=?
298+?-578=409,999-200-105-497=?
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