Q: What is the negative version of the number 121,145,139?
A: -121,145,139
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:
| 121,145,137 | 121,145,138 | 121,145,140 | 121,145,141 |
| -121,145,137 | -121,145,138 | -121,145,140 | -121,145,141 |