Basic Comma Rules

Front

What is a comma?

Back

A comma is a punctuation mark used to indicate a pause between parts of a sentence or to separate items in a list.

Front

When should you use a comma in a list?

Back

Use commas to separate three or more items in a list. For example: 'I bought apples, oranges, and bananas.'

Front

How do you punctuate an address?

Back

In an address, use commas to separate the street address from the city and the city from the state. Example: '123 Main St, Springfield, IL.'

Front

Where do you place a comma in a friendly letter greeting?

Back

Place a comma after the greeting in a friendly letter. Example: 'Dear Ms. Smith,'.

Front

What is the rule for using commas before 'and' in a list?

Back

Use a comma before 'and' in a list of three or more items (Oxford comma). Example: 'I like apples, oranges, and bananas.'

Front

How do you use commas in dates?

Back

Use a comma to separate the day from the year in a date. Example: 'July 4, 1776.'

Front

What is the correct way to punctuate a letter closing?

Back

In a letter closing, use a comma after the closing phrase. Example: 'Sincerely,'.

Front

When should you use a comma after an introductory phrase?

Back

Use a comma after an introductory phrase or clause. Example: 'After dinner, we went for a walk.'

Front

How do you punctuate a direct address?

Back

Use commas to set off the name of a person being addressed. Example: 'Can you help me, John?'

Front

What is a compound sentence?

Back

A compound sentence contains two independent clauses joined by a conjunction, often separated by a comma. Example: 'I wanted to go for a walk, but it started to rain.'