.1 one 11 eleven 21 twenty-one 2 two 12 twelve 22 twenty-two 3 three 13 thirteen 23 twenty-three 4 four 14 fourteen 24 twenty-four 5 five 15 fifteen 25 twenty-five 6 six 16 sixteen 26 twenty-six 7 seven 17 seventeen 27 twenty-seven 8 eight 18 eighteen 28 twenty-eight 9 nine 19 nineteen 29 twenty-nine 10 ten 20 twenty 30 thirty 31 thirty-one 41 forty-one 51 fifty-one 32 thirty-two 42 forty-two 52 fifty-two 33 thirty-three 43 forty-three 53 fifty-th