1) पूर्णांक संख्याएं: ........-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,......... 2) धनात्मक पूर्णांक: 1,2,3,4,5,....... 3) ऋणात्मक पूर्णांक: ........-6,-5,-4,-3,-2,-1 Education video,