Which is the proper spelling of a generic age: 30s and 40s or 30's and 40's? 30s and 40s is acceptable, but actually '30s and '40s is more accurate for a formal piece of writing, because you are abbreviating from 1930s and 1940s. There's no need to use 30's or 40's - the apostrophe here doesn't serve any purpose..
In this regard, does 40s have an apostrophe?
When I was growing up, apostrophes were used much more commonly to form plurals--in expressions such as VIP's, 1940's, and in the 30's (temperature). But now all those are rendered without the apostrophe, as VIPs, 1940s, and 30s. In your writing, you will almost never need an apostrophe to form a plural.
Secondly, is it 30s or 30's? If numerals are used to identify decades, the '30s is widely used, but you will also see the 30's, and occasionally even the '30's.
In this way, do you use an apostrophe for age?
Re: Apostrophe s in Age The Chicago Manual of Style recommends no apostrophe is something like 1960s. Ages are the same kind of thing. Consequently, the better form is: This is her brother WILLIAM (30s), fat, poorly dressed.
Is it 70's or 70s?
The short form is 70s, just as the full form is seventies rather than 'seventies. Short forms do not (or no longer) take apostrophes or dots.
Related Question Answers
How do you write 40s?
Which is the proper spelling of a generic age: 30s and 40s or 30's and 40's? A. Chicago's preferred style is thirties and forties, but if you need to use numerals, we recommend leaving out the apostrophes.What is a dash mark?
A dash is a little horizontal line that floats in the middle of a line of text (not at the bottom: that's an underscore). It's longer than a hyphen and is commonly used to indicate a range or a pause. Dashes are used to separate groups of words, not to separate parts of words like a hyphen does.Is it 50s or 50's?
50's. There's no requirement for the apostrophe before the “S” in decade names like 50s and 60s, since there are no omitted letters, though it's also acceptable to include one. The term may be written “'50s” since “19” is being omitted, but “50s” is fine too.What is a dash example?
Dashes, like commas, semicolons, colons, ellipses, and parentheses, indicate added emphasis, an interruption, or an abrupt change of thought. Note how dashes subtly change the tone of the following sentences: Examples: You are the friend, the only friend, who offered to help me.Is it 1960s or 1960's?
1960's ? No apostrophe, apostrophes are for contractions and to indicate possession. 1960s is neither.Does 70s have an apostrophe?
Although it's often broken, the rule is ''no apostrophe''. ''70s'' is a straightforward plural collective term for the ten years that comprised the 1970s (no apostrophe either). In effect, it's shorthand for ''seventies''.How do you write pjs?
“pajama”; “pajamas”: the standard American spelling. “pyjama”; “pyjamas”: the standard British spelling. “pj”; “pj's”: the standard singular and plural abbreviations. I can see that you're bothered by the apostrophe in the plural abbreviation.How do you make a number plural?
In sum, when it comes to making numbers plural, you can treat them like regular words: just add an “-s” to the last digit. However, when you need to make a number possessive, add an apostrophe before the “s.”What is the plural of PhD?
PhDs
Do you put an apostrophe after a last name?
Adding an apostrophe makes the last name possessive, which is unnecessary in this case. Depending on the last letter of the name, simply add –s or –es. Leave out the apostrophe when making last names plural. For names that do not end in –s, –z, –ch, –sh, or –x, just add –s to the end of the name to make it plural.Where does the apostrophe go in years?
According to this source the correct symbol to abbreviate year using two digits is an apostrophe: When abbreviating a year, remove the first two numbers and indicate the omission by using an apostrophe: 2009 becomes '09 (not '09) 2010 becomes '10 (not '10)How do you make an acronym plural that ends in s?
The plural of an abbreviation is usually formed by adding s to the end (e.g., MOT becomes MOTs, and ATM becomes ATMs). However, although not common practice, it is acceptable to use 's if it is deemed to assist the reader.Which is correct 90s or 90s?
Neither. It should be '90s, with the apostrophe showing where something has been left out (the first two digits), just like other English contractions. Edit: Unless you're actually talking about the years 90 A.D. through 99 A.D., in which case 90s is correct.Which is correct 1980s or 1980s?
Which is correct to Write 1980s or 1980's? The correct way to refer to a decade is "1980s", without the apostrophe. The confusion arises because the century part of the decade is often omitted, which does require an apostrophe like this: "the '80s". Thanks, LA.Is there an apostrophe in 1900s?
It used to be standard, but I've noticed some lapses lately, e.g., 1900's is now 1900s, and she grew up in the 80's is now she grew up in the 80s. And what about plural acronyms? It is simply plural. (There is an apostrophe before the number to indicate the missing 19.)How do you pluralize et al?
- and others ('et al. ' is used as an abbreviation of `et alii' (masculine plural) or `et aliae' (feminine plural) or `et alia' (neuter plural) when referring to a number of people); Eg: "the data reported by Smith et al." Therefore it is already possessive as it is.What age is early 30s?
He's in his mid-thirties (meaning he is roughly around the age of 34-36, as opposed to one's early thirties — aged roughly 30-33 — and one's late thirties — aged roughly around 37-39).What is the meaning of 30s?
B2. A person's thirties are the period in which they are aged between 30 and 39: My brother is in his thirties. the thirties.Are apostrophes always possessive?
Possessive common nouns are common nouns or pronouns that own other nouns. Apostrophes are used to indicate this possession in the following ways: If the noun does not end in -s (in most cases this means it is singular), add -'s. 
