(3/5-19/25)*4 11/16-(1: 1,5)*(-3 3/8) решение - вопрос №515443735192541116115338 от mozya0001mozya 13.09.2020 19:27

Question

Математика: (3/5-19/25)*4 11/16-(1: 1,5)*(-3 3/8) решение

mozya0001mozya · Answer

(3/5 - 19/25) * 4 11/16 - (1 : 1,5)*(-3 3/8) = 1,5

1) 3/5 - 19/25 = 15/25 - 19/25 = - 4/25
2) - 4/25 * 4 11/16 = - 4/25 * 75/16 = - 3/4
3) 1 : 1,5 = 2/3
4) 2/3 * (-3 3/8) = - 2/3 * 27/8 = - 9/4
5) - 3/4 - (-9/4) = 9/4 - 3/4 = 6/4 = 1,5