204+346=?,155+423=?,340+772=?
676-75=?,929-503=?,944-213=?
50+?=663,598+?=706,218+?=923
68*3=?,72*6=?,118*5=?
432/6=?,305/5=?,872/8=?
---
?-268=841-472,154+109+487+102=?
778-272=?+398,532+302+298-991=?
242+?+358=940,476+205-182-358=?
293+?-421=328,999-385-127-310=?
卡片全都送