Q: What is the negative version of the number 660,666,660?
A: -660,666,660
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:
| 660,666,658 | 660,666,659 | 660,666,661 | 660,666,662 |
| -660,666,658 | -660,666,659 | -660,666,661 | -660,666,662 |