Q: What is the negative version of the number 664,154,646?
A: -664,154,646
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:
| 664,154,644 | 664,154,645 | 664,154,647 | 664,154,648 |
| -664,154,644 | -664,154,645 | -664,154,647 | -664,154,648 |