14,3*6,6+5,7*(-1,4)= (23,42-54)*(-4,12+4.04= 5/9*(-3 - вопрос №36965521436657142342544124045936735 от blackcat18 14.06.2020 20:39

Question

Математика: 14,3*6,6+5,7*(-1,4)= (23,42-54)*(-4,12+4.04= 5/9*(-3 целых6/7)-3 целых 5/7)*3/52= (2целых 1/3 - 3 целых 1/4)*(2целых 3/4-0.95)=

blackcat18 · Answer

-14.3*6.6+5,7*(-1,4) = -94,38 - 7.98 = 102.36
(23,42-54)*(-4,12+4.04)= -30,58 * (-0,08) = 2,4464
5/9*(-3 6/7)-3 5/7)*3/52 = -2 1/7 - 3/14 = -2 5/14
(2 1/3 - 3 1/4)*(2 3/4-0.95) = -11/12 * 1.8 = 1 13/20