Q: What is the negative version of the number 521,215,149?
A: -521,215,149
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:
| 521,215,147 | 521,215,148 | 521,215,150 | 521,215,151 |
| -521,215,147 | -521,215,148 | -521,215,150 | -521,215,151 |