Q: What is the negative version of the number 64,663,561?
A: -64,663,561
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:
| 64,663,559 | 64,663,560 | 64,663,562 | 64,663,563 |
| -64,663,559 | -64,663,560 | -64,663,562 | -64,663,563 |