72×0.81×10.4简便计算
2个回答
展开全部
72×0.81×10.4
=(72*10+72*0.4)*0.81
=(720+28.8)*0.81
=720*0.8+720*0.01+28.8*0.8+28.8*0.01
=576+7.2+22.4+0.64+0.288
=598.4+7.2+0.64+0.288
=598.688+7.84
=606.528
=(72*10+72*0.4)*0.81
=(720+28.8)*0.81
=720*0.8+720*0.01+28.8*0.8+28.8*0.01
=576+7.2+22.4+0.64+0.288
=598.4+7.2+0.64+0.288
=598.688+7.84
=606.528
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询
广告 您可能关注的内容 |