4.73+4.74+4点75+4.67+4点66+4.66怎样简算?
4个回答
展开全部
4.73+4.74+4点75+4.67+4点66+4.66
=4.73+4.74+4.75+4.67+4.66+4.66
=4.74×3+4.66×3+0.01
=(4.74+4.66)×3+0.01
=9.4×3+0.01
=28.2+0.01
=28.21
=4.73+4.74+4.75+4.67+4.66+4.66
=4.74×3+4.66×3+0.01
=(4.74+4.66)×3+0.01
=9.4×3+0.01
=28.2+0.01
=28.21
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
4.73+4.74+4.75+4.67+4.66+4.66=(4.73+4.67)+(4.74+4.66)+4.75+4.66=9.4+9.4+4.75+4.66=18.8+9.71=28.51
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
4.73+4.74+4.75+4.67+4.66+4.66
= 4.73 + 4.73 + 0.01 + 4.73 + 0.02 + 4.66 + 0.01 + 4.66 + 4.66
=4.73 x 3 + 4.66 x 3 +0.03 +0.01
=3 x (4.73+4.66 +0.01) +0.01
=3 x 9.4 + 0.01
=28.21
= 4.73 + 4.73 + 0.01 + 4.73 + 0.02 + 4.66 + 0.01 + 4.66 + 4.66
=4.73 x 3 + 4.66 x 3 +0.03 +0.01
=3 x (4.73+4.66 +0.01) +0.01
=3 x 9.4 + 0.01
=28.21
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