(4+0.4×0.25)×8×1.25=【4+(0.4×0.25)】×(8×1.25)=【4+0.1】×10=4.1×10=41
(4+0.4*0.25)*8*1.25=(4+0.1)*8*1.25=4.1*(8*1.25)=4.1*10=41
(4+0.4×0.25)×8×1.25=(4+0.1)×(8×1.25)=4.1×10=41
=4.1*10=41