a) 128:(-16)*(-5) : (-8) =
b) -25*(-6):(-30) * 16: (-8) =
c) 3 3/4 : 1 1/2 * ( - 4/15) =
d) -1 1/5 : [-1 1/2 : ( -2 1/2) ] =
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a) 128:(-16)*(-5) : (-8) = -8 *(-5) : (-8)= 40: (-5)= -8
b) -25*(-6):(-30) * 16: (-8) = 150: (-30) * 16: (-8) = -5 * 16: (-8) = -80: (-8)= 10
c) 3 3/4 : 1 1/2 * ( - 4/15) =15/4 * 2/3 * (- 4/15)= 30/12 * (-4/15)= - 60/180= - 1/3
d) -1 1/5 : [-1 1/2 : ( -2 1/2) ] =-6/5: 6/10= -6/5*10/6=-60/30=-2
a)-5
b)10
c)-⅔
d)2