Q: What is the negative version of the number 400,051,221?
A: -400,051,221
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:
| 400,051,219 | 400,051,220 | 400,051,222 | 400,051,223 |
| -400,051,219 | -400,051,220 | -400,051,222 | -400,051,223 |