Q: What is the negative version of the number 78,189,621?
A: -78,189,621
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:
| 78,189,619 | 78,189,620 | 78,189,622 | 78,189,623 |
| -78,189,619 | -78,189,620 | -78,189,622 | -78,189,623 |