Q: What is the negative version of the number 163,421,144?
A: -163,421,144
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:
| 163,421,142 | 163,421,143 | 163,421,145 | 163,421,146 |
| -163,421,142 | -163,421,143 | -163,421,145 | -163,421,146 |