Q: What is the negative version of the number 31,521,887?
A: -31,521,887
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:
| 31,521,885 | 31,521,886 | 31,521,888 | 31,521,889 |
| -31,521,885 | -31,521,886 | -31,521,888 | -31,521,889 |