作业帮1/( )+1/( )+1/( )=3/4
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/07 08:36:14
1/( )+1/( )+1/( )=3/4
1/( )+1/( )+1/( )=3/4
1/( )+1/( )+1/( )=3/4
3/4=45/60=20/60+15/60+10/60
所以1/3+1/4+1/6=3/4
1/(4)+1/(4 )+1/(4)=3/4
1/( 4)+1/(4 )+1/( 4)=3/4
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来源：学生作业帮助网 编辑：作业帮 时间：2024/05/07 08:36:14
1/( )+1/( )+1/( )=3/4
1/( )+1/( )+1/( )=3/4
1/( )+1/( )+1/( )=3/4
3/4=45/60=20/60+15/60+10/60
所以1/3+1/4+1/6=3/4
1/(4)+1/(4 )+1/(4)=3/4
1/( 4)+1/(4 )+1/( 4)=3/4