十一、 eleven [ɪ'lev(ə)n]
十二、twelve [twelv]
十三、 thirteen [θɜː'tiːn; 'θɜːtiːn]
十四、fourteen [fɔː'tiːn; 'fɔːtiːn]
十五、 fifteen [fɪf'tiːn; 'fɪftiːn]
十六、sixteen [sɪks'tiːn; 'sɪkstiːn]
十七、seventeen [sev(ə)n'tiːn; 'sev(ə)ntiːn]
十八、eighteen [eɪ'tiːn; 'eɪtiːn]
十九、nineteen [naɪn'tiːn; 'naɪntiːn]
二十、twenty ['twentɪ]
二十一、 twenty-one ['twenti'wʌn]
二十二、twenty-two ['twenti'tu:]
二十三、twenty-three ['twenti'θri:]
二十四、twenty-four [,twɛnti'fɔr]
二十五、twenty-five ['twentifaiv]
二十六、twenty-six ['twentisɪks]
二十七、twenty-seven ['twentisev(ə)n]
二十八、twenty-eight ['twentieɪ'tiːn]
二十九、 twenty-nine ['twentinaɪn]
三十、thirty ['θɜːtɪ]