Q: What is the negative version of the number 23,721,139?
A: -23,721,139
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:
| 23,721,137 | 23,721,138 | 23,721,140 | 23,721,141 |
| -23,721,137 | -23,721,138 | -23,721,140 | -23,721,141 |