Q: What is the negative version of the number 664,613,144?
A: -664,613,144
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:
| 664,613,142 | 664,613,143 | 664,613,145 | 664,613,146 |
| -664,613,142 | -664,613,143 | -664,613,145 | -664,613,146 |