Q: What is the negative version of the number 721,231,151?
A: -721,231,151
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:
| 721,231,149 | 721,231,150 | 721,231,152 | 721,231,153 |
| -721,231,149 | -721,231,150 | -721,231,152 | -721,231,153 |