2⼀3+1⼀4+5⼀7脱式计算化简等于多少?

2024-11-29 17:46:35
推荐回答(3个)
回答(1):

分数计算
2/3+1/4+5/7
=56/84+21/84+60/84
=137/84

回答(2):

2/3+1/4+5/7
=56/84+21/84+60/84
=137/84

回答(3):

解:2/3+1/4+5/7
=8/12+3/12+5/7
=11/12+5/7
=77/84+60/84
=137/84
=1又84分之53