You use hyphens to make compound words that are not recognizable in common usage.
Hyphens aren't generally used in numbers unless it is to designate a number with a negative value (i.e. -1). Some codes for computer software use hyphens (i.e. 1135-7674-8915-4637), but the codes themselves are not technically numbers; a key code is a value that just might happen to use numbers (of course, depending on who programmed the software; sometimes a programmer will introduce symbols and letters, both lower and upper case, into a key code's makeup).
If you're using the phrase as an adjective (example "This easy-to-use remote is great!") then it will definitely need the hyphens. Otherwise, the hyphens are incorrect.
Two thousand nine hundred sixty-six. You only use hyphens for numbers between 21 and 99.
I'm curious to find out if using non-beaking hyphens in all this situations would be correct or not.
This depends on how you use the expression in a sentence.If it functions like an adjective, use the hyphens. For example:I'm going to have a few out-of-town guests next weekend.If it functions like an adverb, don't use hyphens. For example:I'll be out of town next weekend.
Yes, you use hyphens for the phrase "top-of-the-line." It is a compound adjective that contains a preposition, so it is hyphenated.
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no hyphens - 57 years old is what you are.
No it doesn't need to be hyphenated.
No. Use hyphens when creating a compound adjective, for example a two-foot width or a four-foot depth.
The use of hyphens is called hyphenation. A hyphen ( - ) is a punctuation mark. Hyphens join words and separate syllables such as in the word sleeping-bag.