456,97×5757,658+757,657+2,0823-56=

456,97 × 5757,658 + 757,657 + 2,0823 - 56 = 2 631 780, 71556.1) 456,97 × 5757,658 = 2 631 076, 97626;2) 2 631 076, 97626 + 757,657 = 2 631 834, 63326;3) 2 631 834, 63326 + 2, 0823 = 2 631 836, 71556;4) 2 631 836, 71556 - 56 = 2 631 780, 71556.