Q: What is the negative version of the number 15,678,139?
A: -15,678,139
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:
| 15,678,137 | 15,678,138 | 15,678,140 | 15,678,141 |
| -15,678,137 | -15,678,138 | -15,678,140 | -15,678,141 |