Q: What is the negative version of the number 31,531,561?
A: -31,531,561
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:
| 31,531,559 | 31,531,560 | 31,531,562 | 31,531,563 |
| -31,531,559 | -31,531,560 | -31,531,562 | -31,531,563 |