Q: What is the negative version of the number 20,721,903?
A: -20,721,903
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:
| 20,721,901 | 20,721,902 | 20,721,904 | 20,721,905 |
| -20,721,901 | -20,721,902 | -20,721,904 | -20,721,905 |