4.83乘以0.59加0.41乘以1.59减0.324乘以5.9用简便方法怎样计算_数学解答

4.83乘以0.59加0.41乘以1.59减0.324乘以5.9用简便方法怎样计算

人气：497 ℃　时间：2019-08-21 06:34:39

解答

4.83*0.59+0.41*1.59-0.324*5.9
=4.83*0.59-3.24*0.59+0.41*1.59
=(4.83-3.24)*0.59+0.41*1.59
=1.59*0.59+0.41*1.59
=1.59*(0.59+0.41)
=1.59*1
=1.59
重点在于：0.324*5.9=3.24*0.59