Question

【我写错了】用英语怎么说？

Answer 1

I write wrong. wrong既是形容词也是副词 可以直接用了

Answer 2

I have written it wrong.

Answer 3

My typo error 用于电脑打字打错了

My spelling error 用于手写

Answer 4

I made mistake in writing.

Answer 5

I was wrong。
I was wrong in writing。