Do you use a hyphen after a number?
You should always hyphenate numbers when you are describing compound numbers between 21 and 99 (except 30, 40, 50, 60, 70, 80 and 90). A compound number is any number that consists of two words; for example, eighty-eight, twenty-two, forty-nine. Numbers higher than 99 do not need a hyphen.
How do you use a hyphen in numbers?
When numbers are used as the first part of a compound adjective, use a hyphen to connect them to the noun that follows them. This way, the reader knows that both words function like a unit to modify another noun. This applies whether the number is written in words or in digits.
Do you put a hyphen between numbers and units?
Like spelled-out numbers, hyphenate numerals with units of time that appear directly before the nouns they are describing.
Is 12 month period hyphenated?
A handy rule, whether writing about years, months, or any other period of time, is to use hyphens unless the period of time (years, months, weeks, days) is written in plural form: With hyphens: We have a two-year-old child.
Should 24 hours be hyphenated?
Compound Numbers that are below one hundred and made up of two words require hyphenation. Compound adjectives used before a noun are hyphenated as well, requiring “24” and “hour” to be hyphenated in “24-hour shift”. So only example 3, “I am doing a twenty-four-hour shift tonight” is correctly hyphenated.
Do you hyphenate 30 minutes?
Using hyphenation for minutes Determine whether you’re using the number of minutes as an adjective to describe a noun. If so, hyphenate. For example, “Lisa took a 30-minute jog” is hyphenated between the number and minute measurement because it specifically describes the duration of Lisa’s jog.
Is 12 hour shift hyphenated?
Emergency room nurses work 12-hour shifts. Anthony swung his five-pound hammer. In the above sentences, the measurements are compound adjectives describing nouns. When numbers are not used as compound adjectives preceding nouns, don’t use a hyphen.
When do you put a hyphen in a number?
When writing a compound number—any number made up of two words—we use a hyphen between each word. This applies to any number between twenty-one (21) and ninety-nine (99). Round numbers higher than ninety-nine don’t require a hyphen. Look at the following examples of correctly placed hyphens in numbers:
Should you write 13 feet with a hyphen?
Hyphens with Numbers Should you write 13-feet or 13 feet? Here is the rule: when you’re combining two or more words to form a compound adjective in front of a noun, put hyphens between these words.
What is the correct way to hyphenate the phrase “two to three years?
What is the correct way to hyphenate the phrase “two to three year period”? Write “two- to three-year period.” Person is responding to a question. “Three hundred,” he said. Is it hypenated? No. Our Rule 7 of Hyphens says, “Hyphenate all compound numbers from twenty-one through ninety-nine.”
Is there a hyphen in 2 1/2?
If it were “two half-ton,” the noun following would be the plural noun units. There is no hyphen used between the number two and the fraction when writing the number 2 1/2.