How do you spell the number 40 ? This is some confusion about whether its forty or fourty , thanks in part to history, but in this article we clear up the confusion and explain without doubt how to spell the number 40 . The difference between forty and fourty is simple: forty is correct, and fourty is a common misspelling. In English, the correct way to spell the number 40 is with the letters “ forty .” Despite how it sounds or what logic might suggest (since “four” is part of “ forty ”), adding a “u” as in “ fourty ” is incorrect. This rule applies to all standard English, including American, British, and Australian varieties. Remembering this rule can help you avoid mistakes in writing ... Learn why 40 is spelled as forty and not fourty , and how to use it in sentences. Find out the history, the hyphen rule, and the common mistakes of this number.
