5⼀6-2⼀3 1⼀9的脱式简便计算怎么解?

2024-10-30 15:22:16
有5个网友回答
网友(1):

5/18

请采纳谢谢

网友(2):

5/6-2/3+1/9
=5/6-(2/3-1/9)
=5/6-(6/9-1/9)
=5/6-5/9
=5×(1/6-1/9)
=5×(3/18-2/18)
=5/18

网友(3):

简便计算
5/6-2/3+1/9
=5/6-4/6+1/9
=1/6+1/9
=5/18

网友(4):

5/6-2/3+1/9
=5/6-6/9+1/9
=5/6-5/9
=15/18-10/18
=5/18

网友(5):

5/6-2/3+1/9
=5/6-4/6+1/9
=1/6+1/9
=3/18+2/18
=5/18