Q: What is the negative version of the number 213,121,390?
A: -213,121,390
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:
| 213,121,388 | 213,121,389 | 213,121,391 | 213,121,392 |
| -213,121,388 | -213,121,389 | -213,121,391 | -213,121,392 |