Q: What is the negative version of the number 129,861,449?
A: -129,861,449
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:
| 129,861,447 | 129,861,448 | 129,861,450 | 129,861,451 |
| -129,861,447 | -129,861,448 | -129,861,450 | -129,861,451 |