早教吧作业答案频道 -->数学-->
(1+19/92乘1)+(1+19/92乘2)+(1+19/92乘3).+(1+19/92乘10)+(1+19/92乘11)怎样计算
题目详情
(1+19/92乘1)+(1+19/92乘2)+(1+19/92乘3).+(1+19/92乘10)+(1+19/92乘11)怎样计算
▼优质解答
答案和解析
=1×11+19/92×(1+2+3+...+11)
=11+19/92×66
=11+13.63
=24.63
=11+19/92×66
=11+13.63
=24.63
看了 (1+19/92乘1)+(1...的网友还看了以下：