-1,-2,0,+3.4,-2/3,1 1/3,25%中,正数是——,负数是___,非负数____.

问题描述:

-1,-2,0,+3.4,-2/3,1 1/3,25%中,正数是——,负数是___,非负数____.

正数是+3.4,1 1/3,25%,负数是-1,-2,-2/3,非负数0,+3.4,1 1/3,25%