1/3+1/6+1/12+1/24+1/48要有简算过程

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/19 04:01:33
1/3+1/6+1/12+1/24+1/48要有简算过程1/3+1/6+1/12+1/24+1/48要有简算过程1/3+1/6+1/12+1/24+1/48要有简算过程1/3+1/6+1/12+1/2

1/3+1/6+1/12+1/24+1/48要有简算过程
1/3+1/6+1/12+1/24+1/48
要有简算过程

1/3+1/6+1/12+1/24+1/48要有简算过程
1/3+1/6+1/12+1/24+1/48
=(1/3+1/6+1/12+1/24+1/48+1/48)-1/48
=(1/3+1/6+1/12+1/24+1/24)-1/48
=(1/3+1/6+1/12+1/12)-1/48
=(1/3+1/6+1/6)-1/48
=(1/3+1/3)-1/48
=2/3-1/48
=31/48