Commas are used to show the division. They can be used to differentiate two word syllables.
The commas between numbers in place value are commas.
Only when you are listing should you use commas between adjectives. Hope this helped :)
Commas
Decimals in Spain (and in most European countries) are written with commas.
Typically, programs will convert your commas between email addresses to semicolons.
A verb series is a list of three or more verbs. Commas must be used in the sentence to differentiate and to show that things are being listed.
Commas tell the reader where to make a quick pause which would be in between the words the comma is.
No, commas are not necessary between each "ha" in "hahaha." The word "hahaha" is typically written without commas or other punctuation marks.
yes you have to because it can be helpful to the reader.
they are expressions
7 commas