Q: What is the negative version of the number 661,031,135?
A: -661,031,135
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:
| 661,031,133 | 661,031,134 | 661,031,136 | 661,031,137 |
| -661,031,133 | -661,031,134 | -661,031,136 | -661,031,137 |