Q: What is the negative version of the number 644,703,061?
A: -644,703,061
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:
| 644,703,059 | 644,703,060 | 644,703,062 | 644,703,063 |
| -644,703,059 | -644,703,060 | -644,703,062 | -644,703,063 |