Q: What is the negative version of the number 15,642,140?
A: -15,642,140
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:
| 15,642,138 | 15,642,139 | 15,642,141 | 15,642,142 |
| -15,642,138 | -15,642,139 | -15,642,141 | -15,642,142 |