Q: What is the negative version of the number 31,221,423?
A: -31,221,423
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:
| 31,221,421 | 31,221,422 | 31,221,424 | 31,221,425 |
| -31,221,421 | -31,221,422 | -31,221,424 | -31,221,425 |