9分之1,2,3,4,5,6,7,8,化成小数是多少啊?
2个回答

1/9=0.1111111(1循环)

2/9=0.2222222(2循环)

3/9=1/3=0.33333(3循环)

4/9=0.44444444(4循环)

5/9=0.55555555(5循环)

6/9=2/3=0.66666(6循环)

7/9=0.777777(7循环)

8/9=0.888888(8循环)