Q: What is the negative version of the number 345,731,221?
A: -345,731,221
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:
| 345,731,219 | 345,731,220 | 345,731,222 | 345,731,223 |
| -345,731,219 | -345,731,220 | -345,731,222 | -345,731,223 |