YOU SAID:

my hands are so cold they are numb

INTO JAPANESE

私の手はとても冷たく、しびれている

BACK INTO ENGLISH

My hands are very cold and numb

INTO JAPANESE

手がとても冷たくてしびれている

BACK INTO ENGLISH

My hands are very cold and numb.

INTO JAPANESE

手がとても冷えてしびれている。

BACK INTO ENGLISH

My hands are very cold and numb.