Q: What is the negative version of the number 521,138,578?
A: -521,138,578
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:
| 521,138,576 | 521,138,577 | 521,138,579 | 521,138,580 |
| -521,138,576 | -521,138,577 | -521,138,579 | -521,138,580 |