分数与小数的互化表,1分之1到9分之9急!快!

Question

分数与小数的互化表,1分之1到9分之9
急!快!

Answer 1

1/1=1
1/2=0.5 2/2=1
1/3=0.3 3循环 2/3=0.6 6循环 3/3=1
1/4=0.25 2/4=0.5 3/4=0.75 4/4=1
1/5=0.2 2/5=0.4 3/5=0.6 4/5=0.8 5/5=1
1/6=0.16 6循环 2/6=0.3 3循环 3/6=0.5 4/6=0.6 6循环 5/6=0.83 3循环 6/6=1
1/7=0.142857 142857循环 2/7=0.285714 285714循环 3/7=0.428571 428571循环
4/7=0.571428 571428循环 5/7=0.714285 714285循环 6/7=0.857142 857142循环 7/7=1
1/8=0.125 2/8=0.25 3/8=0.375 4/8=0.5 5/8=0.625 6/8=0.75 7/8=0.875 8/8=1
1/9=0.1 1循环 2/9=0.2 2循环 3/9=0.3 3循环 4/9=0.4 4循环 5/9=0.5 5循环
6/9=0.6 6循环 7/9=0.7 7循环 8/9=0.8 8循环 9/9=1