Q: What is the negative version of the number 221,426,521?
A: -221,426,521
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:
| 221,426,519 | 221,426,520 | 221,426,522 | 221,426,523 |
| -221,426,519 | -221,426,520 | -221,426,522 | -221,426,523 |