3个回答
展开全部
0.99x81÷0.11x9x0.19
=0.99÷0.11×81×9×0.19
=9×81×9×0.19
=81×81×0.19
=(80+1)²×0.19
=(6400+160+1)×0.19
=6561×0.19
=6561×(0.2-0.01)
=1312.2-65.61
=1246.59
=0.99÷0.11×81×9×0.19
=9×81×9×0.19
=81×81×0.19
=(80+1)²×0.19
=(6400+160+1)×0.19
=6561×0.19
=6561×(0.2-0.01)
=1312.2-65.61
=1246.59
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