YOU SAID:
i ate twelve cupcakes
INTO JAPANESE
私は12個のカップケーキを食べました
BACK INTO ENGLISH
I ate 12 cupcakes
INTO JAPANESE
カップケーキを12個食べました
BACK INTO ENGLISH
Ate 12 cupcakes
INTO JAPANESE
12個のカップケーキを食べた
BACK INTO ENGLISH
Ate 12 cupcakes
You've done this before, haven't you.