Q: What is the negative version of the number 31,511,211?
A: -31,511,211
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:
| 31,511,209 | 31,511,210 | 31,511,212 | 31,511,213 |
| -31,511,209 | -31,511,210 | -31,511,212 | -31,511,213 |