Q: What is the negative version of the number 20,551,143?
A: -20,551,143
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:
| 20,551,141 | 20,551,142 | 20,551,144 | 20,551,145 |
| -20,551,141 | -20,551,142 | -20,551,144 | -20,551,145 |