Q: What is the negative version of the number 21,520,671?
A: -21,520,671
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:
| 21,520,669 | 21,520,670 | 21,520,672 | 21,520,673 |
| -21,520,669 | -21,520,670 | -21,520,672 | -21,520,673 |