Q: What is the negative version of the number 72,521,172?
A: -72,521,172
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:
| 72,521,170 | 72,521,171 | 72,521,173 | 72,521,174 |
| -72,521,170 | -72,521,171 | -72,521,173 | -72,521,174 |