0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 30 40 50 60 70 80 90 100 1000 10000 1st 2nd 3rd first second third one two three four five six seven eight nine ten eleven tweleve thirteen fourteen fifteen sixteen twenty thirty fourty fifty sixty seventy eighty ninty hundred