Q: What is the negative version of the number 663,637,157?
A: -663,637,157
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:
| 663,637,155 | 663,637,156 | 663,637,158 | 663,637,159 |
| -663,637,155 | -663,637,156 | -663,637,158 | -663,637,159 |