Question

I need help with Modulos, I wasn't in class when they taught it, so I need a little help.

6. 0mod20

Answer 1

I think it's 0, but I am not for sure?

Answer 2

you want a number \(0\le x\lt 20\) such that \(x-0\) is divisible by 20

is \(0-0\) divisible by 20 ?

Answer 3

so am I right lol?

Answer 4

You could also do the long division and find the remainder

Answer 5

you're right but you're still not so sure hmm

Answer 6

I just want to make sure that I am right

Answer 7

see
http://math.stackexchange.com/questions/111330/explain-for-students-why-does-0-mod-n-equals-0-zero