-6,-0.15,4/9,100,4又1/2,0,58,5.3的循環,-1/7,2又3/8哪些是正分數,哪些是非負整數

-6,-0.15,4/9,100,4又1/2,0,58,5.3的循環,-1/7,2又3/8哪些是正分數,哪些是非負整數

正:4/9.4又2/1.2又3/8負:100.0.58