There are an infinite number of negative numbers before zero.
Nil
If you need to start a word or number with a zero just add an apostrophe immediately before the zero like this '0 excel will then display the zero, however the zero is no longer recognised as a number by the software.
The Roman numeral system is an example of how calculations were done before the introduction of zero
zero
zero?
You can make a zero with your fingers by not showing any. You can also call it "none." That was what it was called before zero resisted.
zero.
before 400BC by aryabhatt
no
The number before zero is negative one (-1). In the number line, negative numbers come before zero, with each number getting smaller as you move to the left. Therefore, the number that comes immediately before zero is negative one.
zero, it's always zero long before earth was created...i guess