Q: What is the negative version of the number 20,921,651?
A: -20,921,651
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:
| 20,921,649 | 20,921,650 | 20,921,652 | 20,921,653 |
| -20,921,649 | -20,921,650 | -20,921,652 | -20,921,653 |