Q: What is the negative version of the number 637,768,557?
A: -637,768,557
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:
| 637,768,555 | 637,768,556 | 637,768,558 | 637,768,559 |
| -637,768,555 | -637,768,556 | -637,768,558 | -637,768,559 |