Q: What is the negative version of the number 145,721,637?
A: -145,721,637
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:
| 145,721,635 | 145,721,636 | 145,721,638 | 145,721,639 |
| -145,721,635 | -145,721,636 | -145,721,638 | -145,721,639 |