Q: What is the negative version of the number 145,721,631?
A: -145,721,631
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:
| 145,721,629 | 145,721,630 | 145,721,632 | 145,721,633 |
| -145,721,629 | -145,721,630 | -145,721,632 | -145,721,633 |