Q: What is the negative version of the number 251,221,420?
A: -251,221,420
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:
| 251,221,418 | 251,221,419 | 251,221,421 | 251,221,422 |
| -251,221,418 | -251,221,419 | -251,221,421 | -251,221,422 |