Q: What is the negative version of the number 13,780,821?
A: -13,780,821
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:
| 13,780,819 | 13,780,820 | 13,780,822 | 13,780,823 |
| -13,780,819 | -13,780,820 | -13,780,822 | -13,780,823 |