Q: What is the negative version of the number 645,057,216?
A: -645,057,216
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:
| 645,057,214 | 645,057,215 | 645,057,217 | 645,057,218 |
| -645,057,214 | -645,057,215 | -645,057,217 | -645,057,218 |