www.rtmj.net > 3.25乘0.87加0.325乘8.7简便计算

3.25乘0.87加0.325乘8.7简便计算

3.25乘五点7+0点325×33加3.25的简便算法 3.25乘五点7+0点325×33加3.2

3.25*0.8+0.325 =3.25x(1-0.2)+0.325 =3.25-3.25x0.2+

对的,前者精确到了0.01,后者精确到了0.001 ~回答完毕~ ~\(^o^)/~祝学习进步~

0.325×101-0.325=0.325×(101-1)=0.325×100=32.5 101个

0.5701

3.25/100=0.0325,记得换算时除以100就好了

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