01 02 03 04 05 06 07 08 09 ten eleven 12 13 14 fifteen sixteen 17 18 19 20 21 22 23 24 twenty five 26 27 28 29 thirty 31 32 33 34 35 36 37 38 39 forty 41 42 forty three 44 forty five 46 forty seven 48 49 fifty 51 52 53 fifty four 55 56 57 58 59 60 61 sixty two 63 64 65 sixty six 67 sixty eight