Q: What is the negative version of the number 551,612,221?
A: -551,612,221
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:
| 551,612,219 | 551,612,220 | 551,612,222 | 551,612,223 |
| -551,612,219 | -551,612,220 | -551,612,222 | -551,612,223 |