Q: What is the negative version of the number 645,646,443?
A: -645,646,443
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:
| 645,646,441 | 645,646,442 | 645,646,444 | 645,646,445 |
| -645,646,441 | -645,646,442 | -645,646,444 | -645,646,445 |