>>> 11 / 0 Traceback (most recent call last): File "<stdin>", line 1, in <module> ZeroDivisionError: division by zero

Question

How

Answer 1

11/0 is undefined that's why you're getting that error.
Now Google a topic on exception handling with python.

https://www.sololearn.com/Discuss/2430393/?ref=app

Answer 2

That's because you are trying to divide something by zero and system don't know how to do it.

Either avoid division by zero or make use of " try....except " to handle this error.

Answer 3

If you try to divide a number by 0 then that error occurs,you can use try except statements for handling errors