Q: What is the negative version of the number 20,821,000?
A: -20,821,000
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:
| 20,820,998 | 20,820,999 | 20,821,001 | 20,821,002 |
| -20,820,998 | -20,820,999 | -20,821,001 | -20,821,002 |