Q: What is the negative version of the number 20,220,172?
A: -20,220,172
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:
| 20,220,170 | 20,220,171 | 20,220,173 | 20,220,174 |
| -20,220,170 | -20,220,171 | -20,220,173 | -20,220,174 |