80 is what percent of 669? (What percent of 669 is 80?)

80 is what percent of 669?

The question here is "80 is what percent of 669?" which is the same as "What percent of 669 is 80?" This math word problem is asking "what percent" so we know that the answer should be a percent. Specifically, what percent (x) of 669 equals 80.

The problem is therefore x% of 669 = 80 which can be written as a function:

		x ∗ 669
		100

= 80

And when we solve the function above for x, we get 11.958. The answer to "80 is what percent of 669?" is therefore:

11.958%

How can we know the answer is correct? We know the answer is correct because 11.958 percent of 669 is 80.

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