Пошаговое объяснение:
2,5*3*(-8) = -2,5*8*3 = -20*3 = -60
(-25)*17*(-0,4) = 25*0,4*17 = 10*17 = 170
(3 4/7)*(-18)*7/25 = -25/7*7/25*18 = -18
(-2 5/9)*27*9/23 = -23/9*9/23*27 = -27
0,125*(3 14/15)*(-8) = -1/8*8*(3 14/15) = -3 14/15
(-4 1/11)*(-5,5)*2 = 45/11*5,5*2 = 45/11*11 = 45
Пошаговое объяснение:
2,5*3*(-8) = -2,5*8*3 = -20*3 = -60
(-25)*17*(-0,4) = 25*0,4*17 = 10*17 = 170
(3 4/7)*(-18)*7/25 = -25/7*7/25*18 = -18
(-2 5/9)*27*9/23 = -23/9*9/23*27 = -27
0,125*(3 14/15)*(-8) = -1/8*8*(3 14/15) = -3 14/15
(-4 1/11)*(-5,5)*2 = 45/11*5,5*2 = 45/11*11 = 45