Q: What is the negative version of the number 721,644,503?
A: -721,644,503
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:
| 721,644,501 | 721,644,502 | 721,644,504 | 721,644,505 |
| -721,644,501 | -721,644,502 | -721,644,504 | -721,644,505 |