Q: What is the negative version of the number 631,423,172?
A: -631,423,172
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:
| 631,423,170 | 631,423,171 | 631,423,173 | 631,423,174 |
| -631,423,170 | -631,423,171 | -631,423,173 | -631,423,174 |