Q: What is the negative version of the number 66,604,663?
A: -66,604,663
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:
| 66,604,661 | 66,604,662 | 66,604,664 | 66,604,665 |
| -66,604,661 | -66,604,662 | -66,604,664 | -66,604,665 |