Q: What is the negative version of the number 77,778,139?
A: -77,778,139
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:
| 77,778,137 | 77,778,138 | 77,778,140 | 77,778,141 |
| -77,778,137 | -77,778,138 | -77,778,140 | -77,778,141 |