Q: What is the negative version of the number 21,161,566?
A: -21,161,566
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:
| 21,161,564 | 21,161,565 | 21,161,567 | 21,161,568 |
| -21,161,564 | -21,161,565 | -21,161,567 | -21,161,568 |