Q: What is the negative version of the number 221,121,099?
A: -221,121,099
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:
| 221,121,097 | 221,121,098 | 221,121,100 | 221,121,101 |
| -221,121,097 | -221,121,098 | -221,121,100 | -221,121,101 |