Q: What is the negative version of the number 221,344,561?
A: -221,344,561
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:
| 221,344,559 | 221,344,560 | 221,344,562 | 221,344,563 |
| -221,344,559 | -221,344,560 | -221,344,562 | -221,344,563 |