Q: What is the negative version of the number 644,005,338?
A: -644,005,338
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:
| 644,005,336 | 644,005,337 | 644,005,339 | 644,005,340 |
| -644,005,336 | -644,005,337 | -644,005,339 | -644,005,340 |