Q: What is the negative version of the number 137,731,639?
A: -137,731,639
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:
| 137,731,637 | 137,731,638 | 137,731,640 | 137,731,641 |
| -137,731,637 | -137,731,638 | -137,731,640 | -137,731,641 |