Q: What is the negative version of the number 221,031,438?
A: -221,031,438
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:
| 221,031,436 | 221,031,437 | 221,031,439 | 221,031,440 |
| -221,031,436 | -221,031,437 | -221,031,439 | -221,031,440 |