Q: What is the negative version of the number 21,424,657?
A: -21,424,657
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:
| 21,424,655 | 21,424,656 | 21,424,658 | 21,424,659 |
| -21,424,655 | -21,424,656 | -21,424,658 | -21,424,659 |