Q: What is the negative version of the number 15,639,666?
A: -15,639,666
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:
| 15,639,664 | 15,639,665 | 15,639,667 | 15,639,668 |
| -15,639,664 | -15,639,665 | -15,639,667 | -15,639,668 |