Q: What is the negative version of the number 21,240,042?
A: -21,240,042
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:
| 21,240,040 | 21,240,041 | 21,240,043 | 21,240,044 |
| -21,240,040 | -21,240,041 | -21,240,043 | -21,240,044 |