Q: What is the negative version of the number 634,637,421?
A: -634,637,421
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:
| 634,637,419 | 634,637,420 | 634,637,422 | 634,637,423 |
| -634,637,419 | -634,637,420 | -634,637,422 | -634,637,423 |