Q: What is the negative version of the number 100,421,609?
A: -100,421,609
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:
| 100,421,607 | 100,421,608 | 100,421,610 | 100,421,611 |
| -100,421,607 | -100,421,608 | -100,421,610 | -100,421,611 |