Q: What is the negative version of the number 666,663,349?
A: -666,663,349
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:
| 666,663,347 | 666,663,348 | 666,663,350 | 666,663,351 |
| -666,663,347 | -666,663,348 | -666,663,350 | -666,663,351 |