Q: What is the negative version of the number 421,213,213?
A: -421,213,213
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:
| 421,213,211 | 421,213,212 | 421,213,214 | 421,213,215 |
| -421,213,211 | -421,213,212 | -421,213,214 | -421,213,215 |