Q: What is the negative version of the number 21,161,570?
A: -21,161,570
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:
| 21,161,568 | 21,161,569 | 21,161,571 | 21,161,572 |
| -21,161,568 | -21,161,569 | -21,161,571 | -21,161,572 |