Q: What is the negative version of the number 664,156,242?
A: -664,156,242
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:
| 664,156,240 | 664,156,241 | 664,156,243 | 664,156,244 |
| -664,156,240 | -664,156,241 | -664,156,243 | -664,156,244 |