Q: What is the negative version of the number 221,061,161?
A: -221,061,161
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:
| 221,061,159 | 221,061,160 | 221,061,162 | 221,061,163 |
| -221,061,159 | -221,061,160 | -221,061,162 | -221,061,163 |