Q: What is the negative version of the number 642,151,378?
A: -642,151,378
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:
| 642,151,376 | 642,151,377 | 642,151,379 | 642,151,380 |
| -642,151,376 | -642,151,377 | -642,151,379 | -642,151,380 |