8⼀9-(3⼀4.-1⼀9.)能简算要简算?

2024-11-24 06:14:56
推荐回答(1个)
回答1:

=8/9-3/4+1/9

=8/9+1/9-3/4

=1-3/4

=1/4

希望你能采纳