Q: What is the negative version of the number 664,154,557?
A: -664,154,557
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:
| 664,154,555 | 664,154,556 | 664,154,558 | 664,154,559 |
| -664,154,555 | -664,154,556 | -664,154,558 | -664,154,559 |