(-7)×(-0,5)×(-3)×(-2) (-1,25)×5×(-8)×(-6)
0,2 (-25)×(-5)×4
0,5×(-20)×(-4)×(-8)

-7*-0,5*-3*-2=13-7*-0,5=3,53,5*-3= -6,5-6,5*-2=13-1,25*5*-8*-6= -300-1,25*5= -6,25-6,25*-8= 5050*-6= -3000,2*-25*-5*4=1000,2*-25= -5-5*-5=2525*4=1000,5*-20*-4*-8= -3200,5*-20= -10-10*-4=4040*-8= -320