times vs arithmetic operation

times and arithmetic operation both are nouns.

Word	Noun	Adjective	Verb	Adverb
times	Yes	No	No	No
arithmetic operation	Yes	No	No	No

As nouns, arithmetic operation is a hypernym of times; that is, arithmetic operation is a word with a broader meaning than times:

times: an arithmetic operation that is the inverse of division; the product of two numbers is computed
arithmetic operation: a mathematical operation involving numbers

times (noun)	arithmetic operation (noun)
an arithmetic operation that is the inverse of division; the product of two numbers is computed	a mathematical operation involving numbers
a more or less definite period of time now or previously present