Q: What is the negative version of the number 21,649,187?
A: -21,649,187
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:
| 21,649,185 | 21,649,186 | 21,649,188 | 21,649,189 |
| -21,649,185 | -21,649,186 | -21,649,188 | -21,649,189 |