Q: What is the negative version of the number 61,721,451?
A: -61,721,451
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:
| 61,721,449 | 61,721,450 | 61,721,452 | 61,721,453 |
| -61,721,449 | -61,721,450 | -61,721,452 | -61,721,453 |