可以用0.25÷0.25x0.5x8计算这样做就简便请采纳
解0.25x0.5÷0.25x8=1/4×1/2÷(1/4)×8=1/4×1/2×4×8=1/4×4×1/2×8=1/2×8=4
能。0.25/0.25*(0.5*8)=1*4=4