3.25与0.325的精确度不同对还是错(
3.25%换算是0.325吗 -
3.25%=0.0325
3.25÷0.325=10，故0.325扩大10倍是3.25
3.25%=0.0325
3.25÷0.325=10，故0.325扩大10倍是3.25
另一个因数是0.1，是一位小数。
=3.25*（7.6+2.5+0.1）3.25*10 =32.5
3.25×7.6+32.5×0.25-0.325的简便计算 -
3.25 32.5 0.325 10倍关系，统一下3.25*7.6+3.25*2.5-3.25*0.1 =3.25*（7.6+2.5+0.1）3.25*10 =32.5
3.25x9.9+0.325 =3.25x9.9+3.25x0.1 =3.25x(9.9+0.1)=3.25x10 =32.5 祝天天向上。
3.25×9-0.325×10用简便法? -
3.25×9-0.325×10用简便法：逆用乘法分配律使计算简便：3.25×9-0.325×10 =3.25×9-3.25×1 =3.25×（9-1）3.25×8 =26
3.25乘1.1-0.325简便方法3.25乘1.1-0.325 =3.25*1.1-3.25*0.1 =3.25*（1.1-0.1）3.25
3.25x0.7+3.25x1.2+0.325怎么算简便运算? -
3.25×0.7+3.25×1.2+0.325简便计算？解：原式=3.25×0.7+3.25×1.2+3.25×0.1 =3.25×（0.7+1.2+0.1）3.25×2 =6.5 运用乘法结合律计算。
3.25×99+0.325×10 =3.25×99+3.25×1 =3.25×(99+1)=3.25×100 =325