How do you write two and a half?

Two and a half hours. A. There is no need for hyphens if you’re using the phrase as a noun: We’ll be there in two and a half hours; two and a half hours is plenty of time. If you are using a phrase like that as a modifier, however, you’ll need hyphens to hold it all together: a two-and-a-half-hour trip.

Is year and a half hyphenated?

“A year and a half” is a noun clause which doesn’t require hyphenating. Were it an adjective, where the author might want to make it clear that he was trying to refer to a single unit of time (“There was a year-and-a-half delay”), one might make a stronger case for justifying hyphens.

Is three and a half years hyphenated?

Three and a half years (no hyphens unless it’s an adjective—A three-and-a-half-year ordeal). Don’t use numerals (3½ years); if you do, you will need to treat all year counts as numerals throughout the publication (1 year, 5 years, etc.).

How do I write 2 and a half hours?

So,two and a half hour=150minutes.

How do you write one and a half years in numbers?

One half year = 6 months; therefore, two half years = 2 * 6 = 12 months = 1 year. One year = 12 months (2 * 6 months), and 2 years = 24 months. A half year = 6 months, so 24 + 6 = 30 months = 2.5 years.

Is it correct to say a year and a half?

So, one and a half years is correct and acceptable. The phrase ‘one and a half year’ can be made correct by hyphenating it into an adjective usable as in: She has undergone a one-and-a-half-year course in Journalism. To avoid this confusion you could also write: One year and a half.

How do you write 2 and a half years old?

With plain ‘two’ it’s easy: two-year-old children. The half makes it impossible to do in any simple way. I would just leave out all hyphens, your first option. (You want to avoid the impression that you have got three children, each one year old, and cut one of them in half.)

How do you write 4 and a half years?

4.5 means (4 and a half year, 4 1/2 years)