Q: What is the negative version of the number 20,510,157?
A: -20,510,157
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:
| 20,510,155 | 20,510,156 | 20,510,158 | 20,510,159 |
| -20,510,155 | -20,510,156 | -20,510,158 | -20,510,159 |