Q: What is the negative version of the number 51,721,001?
A: -51,721,001
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:
| 51,720,999 | 51,721,000 | 51,721,002 | 51,721,003 |
| -51,720,999 | -51,721,000 | -51,721,002 | -51,721,003 |