1-3⼀11= 1⼀9+5⼀9+2⼀9= 7⼀10-1⼀10-3⼀10= 11⼀6-7⼀6-1⼀6= 1⼀4+1⼀4+3⼀4= 1-3⼀8-3⼀8= 11⼀12-5⼀12-1⼀12= 约分

7/8-5/6= 2/9+1/2= 6/7-2/3= 3/10+1/4= 3/7+1/9= 1/3-1/5= 1/6+1/4= 5/7-1/5= 也要约分
2024-12-28 07:03:45
推荐回答(4个)
回答1:

很简单的,基本上心算都能解决;
1-3/11=8/11,1/9+5/9+2/9=8/9,7/10-1/10-3/10=3/10,11/6-7/6-1/6=1/2,1/4+1/4+3/4=5/4,1-3/8-3/8=1/4,11/12-5/12-1/12=5/12.
7/8-5/6=1/24,2/9+1/2=13/18,6/7-2/3=4/21,3/10+1/4=11/20,3/7+1/9=34/63,
1/3-1/5=2/15,1/6+1/4=5/12,5/7-1/5=18/35.
检查了一遍,应该没错!

回答2:

1-3/11=8/11 1/9+5/9+2/9=8/9 7/10-1/10-3/10=3/10 11/6-7/6-1/6=1/6 1/4+1/4+3/4=5/4 1-3/8-3/8=1/4 11/12-5/12-1/12=1/3 后面的理想就别想

回答3:

7/8-5/6=2/2=1/1 =1 2/9+1/2= 3/11 6/7-2/3= 4/4= 1/1= 1 3/10+1/4= 4/14=2/7 3/7+1/9= 4/16=1/4 1/3-1/5=0/0.25 1/6+1/4=2/10=1/5 5/7-1/5=4/2=2/1

回答4:

8/11 8/9 3/10 1/2 5/4 1/4 5/12
1/24 13/18 2/7 3/5 34/63 2/15 5/12 18/25