Q: What is the negative version of the number 21,401,870?
A: -21,401,870
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:
| 21,401,868 | 21,401,869 | 21,401,871 | 21,401,872 |
| -21,401,868 | -21,401,869 | -21,401,871 | -21,401,872 |