Q: What is the negative version of the number 231,400,138?
A: -231,400,138
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:
| 231,400,136 | 231,400,137 | 231,400,139 | 231,400,140 |
| -231,400,136 | -231,400,137 | -231,400,139 | -231,400,140 |