Q: What is the negative version of the number 20,421,256?
A: -20,421,256
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:
| 20,421,254 | 20,421,255 | 20,421,257 | 20,421,258 |
| -20,421,254 | -20,421,255 | -20,421,257 | -20,421,258 |