Q: What is the negative version of the number 15,991,868?
A: -15,991,868
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:
| 15,991,866 | 15,991,867 | 15,991,869 | 15,991,870 |
| -15,991,866 | -15,991,867 | -15,991,869 | -15,991,870 |