Q: What is the negative version of the number 631,643,620?
A: -631,643,620
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:
| 631,643,618 | 631,643,619 | 631,643,621 | 631,643,622 |
| -631,643,618 | -631,643,619 | -631,643,621 | -631,643,622 |