Q: What is the negative version of the number 664,225,520?
A: -664,225,520
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:
| 664,225,518 | 664,225,519 | 664,225,521 | 664,225,522 |
| -664,225,518 | -664,225,519 | -664,225,521 | -664,225,522 |