Q: What is the negative version of the number 21,939,380?
A: -21,939,380
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:
| 21,939,378 | 21,939,379 | 21,939,381 | 21,939,382 |
| -21,939,378 | -21,939,379 | -21,939,381 | -21,939,382 |