YOU SAID:

i need about threefitty

INTO JAPANESE

私は約threefittyが必要です

BACK INTO ENGLISH

I need about threefitty

INTO JAPANESE

私は約スリーフィティが必要です

BACK INTO ENGLISH

I need about three fitty

INTO JAPANESE

私は約3つのフィティが必要です

BACK INTO ENGLISH

I need about 3 fitties

INTO JAPANESE

私は約3つのフィッティが必要です

BACK INTO ENGLISH

I need about 3 fitties