Is 15 a multiple of 80?
Here we will illustrate two ways to figure out if 15 is a multiple of 80.
One way would be to list all of the multiples of 80 and check if 15 is one of the numbers.
Multiples of 80 are 80, 160, 240, 320, 400, 480, 560, 640, 720, 800 and so on.
Since 15 is not on the list of multiples of 80, the answer to the question "Is 15 a multiple of 80?" is: No.
Another way, would be to simply divide 15 by 80. If the result is a positive integer, then 15 is a multiple of 80.
15 divided by 80 equals 0.188, which is not a positive integer. Once again, the answer to our question is: No.
Is 15 a multiple of 81?
Use one of the methods we used on this page to find the next question on our list.