Q: What is the negative version of the number 521,643,631?
A: -521,643,631
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:
| 521,643,629 | 521,643,630 | 521,643,632 | 521,643,633 |
| -521,643,629 | -521,643,630 | -521,643,632 | -521,643,633 |