Q: What is the negative version of the number 31,211,821?
A: -31,211,821
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:
| 31,211,819 | 31,211,820 | 31,211,822 | 31,211,823 |
| -31,211,819 | -31,211,820 | -31,211,822 | -31,211,823 |