How do you say why in Taiwanese?

Answer 1

In Taiwanese, the correct phrase is: 為蝦米。

To write it out in ㄅㄆㄇㄈ, you write:ㄨㄟˊ ㄒ一ㄚ¯ ㄇ一ˇ。

To write it out in Hanyu Pinyin, you write: Wéixiāmǐ.

This is opposed to Chinese, where they would say 為甚麼 (ㄨㄟˋㄕㄣˊㄇㄜ˙/Wèishénme).

Hope that helps!