Q: What is the negative version of the number 216,020,421?
A: -216,020,421
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:
| 216,020,419 | 216,020,420 | 216,020,422 | 216,020,423 |
| -216,020,419 | -216,020,420 | -216,020,422 | -216,020,423 |