=3.25*（4+0.76）-0.76=3.25*4+3.25*0.76-0.76=3.25*4+（3.25-1）*0.76=13+2.25*0.76=13+1.71=14.71 回复 程子琪用户 =3.25*（4+0.76）-0.76=3.25*4+3.25*0.76-0.76=3.25*4+（3.25-1）*0.76=13+2.25*0.76=13+1.71=14.71 2024-11-21 1楼 回复 (0)
=3.25*（4+0.76）-0.76=3.25*4+3.25*0.76-0.76=3.25*4+（3.25-1）*0.76=13+2.25*0.76=13+1.71=14.71