Q: What is the negative version of the number 221,421,105?
A: -221,421,105
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:
| 221,421,103 | 221,421,104 | 221,421,106 | 221,421,107 |
| -221,421,103 | -221,421,104 | -221,421,106 | -221,421,107 |