Q: What is the negative version of the number 210,555,221?
A: -210,555,221
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:
| 210,555,219 | 210,555,220 | 210,555,222 | 210,555,223 |
| -210,555,219 | -210,555,220 | -210,555,222 | -210,555,223 |