Q: What is the negative version of the number 138,331,639?
A: -138,331,639
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:
| 138,331,637 | 138,331,638 | 138,331,640 | 138,331,641 |
| -138,331,637 | -138,331,638 | -138,331,640 | -138,331,641 |