A number in any position that ends with zero. Most notably in the ones, tens, hundreds, and thousands.
The purpose of having a Perfect Zero/Perfect Zeroes is to make calculating numbers easier (think powers of ten, but most versatile. Plus, they look cooler).
Example of Perfect Zero: 1,896 to 1,890, 1,800, or 1,000/2,000.
A girl who is so sweet and lovely with her humour and her ability to make me smile everytime I see a notification. She is somehow amazing at games except minecraft and is the most cutest person ever. And this girl is called Erika also known as rina.
Wow I did not know that perfect could be that perfect