Q: What is the negative version of the number 645,115,140?
A: -645,115,140
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:
| 645,115,138 | 645,115,139 | 645,115,141 | 645,115,142 |
| -645,115,138 | -645,115,139 | -645,115,141 | -645,115,142 |