Q: What is the negative version of the number 251,445,221?
A: -251,445,221
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:
| 251,445,219 | 251,445,220 | 251,445,222 | 251,445,223 |
| -251,445,219 | -251,445,220 | -251,445,222 | -251,445,223 |