Q: What is the negative version of the number 221,212,221?
A: -221,212,221
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:
| 221,212,219 | 221,212,220 | 221,212,222 | 221,212,223 |
| -221,212,219 | -221,212,220 | -221,212,222 | -221,212,223 |