Q: What is the negative version of the number 402,215,639?
A: -402,215,639
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:
| 402,215,637 | 402,215,638 | 402,215,640 | 402,215,641 |
| -402,215,637 | -402,215,638 | -402,215,640 | -402,215,641 |