Q: What is the negative version of the number 25,215,851?
A: -25,215,851
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:
| 25,215,849 | 25,215,850 | 25,215,852 | 25,215,853 |
| -25,215,849 | -25,215,850 | -25,215,852 | -25,215,853 |