The form "forty," like twenty, thirty, and fifty lost its original form due to changes in English pronunciation.
It may be spelled that way because in some dialects, four is "fo-er" hence the need for a "U." But when saying forty, there is no other vowel so it simply excluded from the word due to simplicity.
The spelling of "forty" with an "o" instead of "u" traces back to Old English influence. The transition from "four" to "forty" in English language is largely due to historical linguistic evolution and spelling conventions.
The numbers 41, 42, 43, 44, 45 are spelled as follows: forty-one, forty-two, forty-three, forty-four, forty-five.
The number 46 is spelled "forty six", normally hyphenated as "forty-six".
Forty thousand is spelled as "40,000."
No, the correct spelling for 40 is "forty."
The word for "45th" is spelled as "forty-fifth."
The number 40 is spelled forty.
Sometimes 40 is spelled as forty because it sounds proper. Depending on what you are trying to say, either or could look better with the sentence.
The cardinal number 40 is spelled "forty" and the adjective (ordinal) 40th is "fortieth".
because that is how it sounds
40 dollars is spelled out 'Forty dollars.'
In American English four meaning 4 and forty meaning 40.
The number is spelled "forty" everywhere in English.
The noun form for the number 40 is spelled forty. The plural form is forties.
The correct spelling of the number "14" is, indeed, "fourteen." The number "40," however, is spelled "forty."
The ordinal number 40th is spelled fortieth.
The numbers 41, 42, 43, 44, 45 are spelled as follows: forty-one, forty-two, forty-three, forty-four, forty-five.
The number 50 is spelled fifty.