Ответ:27658 + 18309 = 45967.15082 − 3724 = 11358.2880 · 5 = 14400.6574 · 81 = 6574 · (80 + 1) = 525920 + 6574 = 532494.7287 : 7 = 1041.43296 : 96 = 451, так как 96 · 451 = 43296.