Q: What is the negative version of the number 221,131,647?
A: -221,131,647
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:
| 221,131,645 | 221,131,646 | 221,131,648 | 221,131,649 |
| -221,131,645 | -221,131,646 | -221,131,648 | -221,131,649 |