Q: What is the negative version of the number 21,783,830?
A: -21,783,830
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:
| 21,783,828 | 21,783,829 | 21,783,831 | 21,783,832 |
| -21,783,828 | -21,783,829 | -21,783,831 | -21,783,832 |