Q: What is the negative version of the number 221,355,107?
A: -221,355,107
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:
| 221,355,105 | 221,355,106 | 221,355,108 | 221,355,109 |
| -221,355,105 | -221,355,106 | -221,355,108 | -221,355,109 |