Q: What is the negative version of the number 13,215,421?
A: -13,215,421
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:
13,215,419 | 13,215,420 | 13,215,422 | 13,215,423 |
-13,215,419 | -13,215,420 | -13,215,422 | -13,215,423 |