Q: What is the negative version of the number 640,445,632?
A: -640,445,632
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:
| 640,445,630 | 640,445,631 | 640,445,633 | 640,445,634 |
| -640,445,630 | -640,445,631 | -640,445,633 | -640,445,634 |