Q: What is the negative version of the number 20,778,223?
A: -20,778,223
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:
| 20,778,221 | 20,778,222 | 20,778,224 | 20,778,225 |
| -20,778,221 | -20,778,222 | -20,778,224 | -20,778,225 |