Q: What is the negative version of the number 221,221,111?
A: -221,221,111
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:
| 221,221,109 | 221,221,110 | 221,221,112 | 221,221,113 |
| -221,221,109 | -221,221,110 | -221,221,112 | -221,221,113 |