Q: What is the negative version of the number 221,031,440?
A: -221,031,440
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:
| 221,031,438 | 221,031,439 | 221,031,441 | 221,031,442 |
| -221,031,438 | -221,031,439 | -221,031,441 | -221,031,442 |