Q: What is the negative version of the number 40,868,639?
A: -40,868,639
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:
| 40,868,637 | 40,868,638 | 40,868,640 | 40,868,641 |
| -40,868,637 | -40,868,638 | -40,868,640 | -40,868,641 |