Q: What is the negative version of the number 643,612,213?
A: -643,612,213
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:
| 643,612,211 | 643,612,212 | 643,612,214 | 643,612,215 |
| -643,612,211 | -643,612,212 | -643,612,214 | -643,612,215 |