Q: What is the negative version of the number 400,031,138?
A: -400,031,138
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:
| 400,031,136 | 400,031,137 | 400,031,139 | 400,031,140 |
| -400,031,136 | -400,031,137 | -400,031,139 | -400,031,140 |