Q: What is the negative version of the number 643,005,503?
A: -643,005,503
Negative numbers are usually written with - in front of them. They represent a number that is less than zero.
Here are more examples of negative numbers in sequence:
| 643,005,501 | 643,005,502 | 643,005,504 | 643,005,505 |
| -643,005,501 | -643,005,502 | -643,005,504 | -643,005,505 |