Q: What is the negative version of the number 21,421,164?
A: -21,421,164
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:
| 21,421,162 | 21,421,163 | 21,421,165 | 21,421,166 |
| -21,421,162 | -21,421,163 | -21,421,165 | -21,421,166 |