01 02 03 04 05 06 07 08 09 ten 11 twelve 13 14 fifteen 16 seventeen eighteen 19 twenty 21 22 23 24 twenty five 26 27 28 29 thirty 31 32 33 34 35 36 37 38 39 40 41 forty two forty three 44 forty five 46 forty seven forty eight forty nine 50