Question

помогите решить!
(−4 7/18+7 1/9):5 4/9

Answer 1

(−4 7/18+7 1/9):5 4/9 = (-79/18 + 64/9) ÷ 49/45 = (-79/18 + 128/18) ÷ 49/45 = 49/18 ÷ 49/45 = 49/18 × 45/49 = 1/18 × 45/1 = 45/18 = 5/2 = 2 1/2 = 2,5

Ответ: 2,5.