Q: What is the negative version of the number 21,610,409?
A: -21,610,409
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:
21,610,407 | 21,610,408 | 21,610,410 | 21,610,411 |
-21,610,407 | -21,610,408 | -21,610,410 | -21,610,411 |