Q: What is the negative version of the number 121,221,561?
A: -121,221,561
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:
| 121,221,559 | 121,221,560 | 121,221,562 | 121,221,563 |
| -121,221,559 | -121,221,560 | -121,221,562 | -121,221,563 |