Решите плиз!!Буду благодарен!!!! (2,6*0,3-2 4/15:5 2/3):(-1,9)

Question

Решите плиз!!Буду благодарен!!!! (2,6*0,3-2 4/15:5 2/3):(-1,9)

Answer 1

(2.6 * 0.3 - 2 4/15 ÷ 5 2/3) ÷ ( - 1.9) = (39/50 - 2 4/15 ÷ 5 2/3) ÷ ( - 1.9) =
= (39/50 - 2/5) ÷ ( - 1.9) = (19/50) ÷ ( - 1.9) = (19/50) ÷ ( - 19/10) =
= ( - 1/5) = - 1/5 = - 0.2