Q: What is the negative version of the number 643,502,151?
A: -643,502,151
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:
| 643,502,149 | 643,502,150 | 643,502,152 | 643,502,153 |
| -643,502,149 | -643,502,150 | -643,502,152 | -643,502,153 |