Q: What is the negative version of the number 645,544,332?
A: -645,544,332
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:
| 645,544,330 | 645,544,331 | 645,544,333 | 645,544,334 |
| -645,544,330 | -645,544,331 | -645,544,333 | -645,544,334 |