Q: What is the negative version of the number 21,505,000?
A: -21,505,000
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:
| 21,504,998 | 21,504,999 | 21,505,001 | 21,505,002 |
| -21,504,998 | -21,504,999 | -21,505,001 | -21,505,002 |