Q: What is the negative version of the number 165,661,521?
A: -165,661,521
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:
| 165,661,519 | 165,661,520 | 165,661,522 | 165,661,523 |
| -165,661,519 | -165,661,520 | -165,661,522 | -165,661,523 |