-4.41×0.59+0.41×1.59
=-4.41×(1-0.41)+0.41×1.59
=-4.41×1+4.41×0.41+0.41×1.59
=-4.41+(4.41+1.59)×0.41
=-4-0.41+6×0.41
=-4+(6-1)×0.41
=-4+5×0.41
=-4+2.05
=-1.95