Ответ:
а) \(13+45=58\); \(386+413=799\); \(1854+8143=9997\); \(96534+2362=98896\).
б) \(45+37=82\); \(178+213=391\); \(2457+4235=6692\); \(83564+15329=98893\).
в) \(135+986=1121\); \(4538+3493=8031\); \(85326+23897=109223\); \(95378+54963=150341\).
а) \(13+45=58\); \(386+413=799\); \(1854+8143=9997\); \(96534+2362=98896\).
б) \(45+37=82\); \(178+213=391\); \(2457+4235=6692\); \(83564+15329=98893\).
в) \(135+986=1121\); \(4538+3493=8031\); \(85326+23897=109223\); \(95378+54963=150341\).