Q: What is the negative version of the number 61,990,642?
A: -61,990,642
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:
| 61,990,640 | 61,990,641 | 61,990,643 | 61,990,644 |
| -61,990,640 | -61,990,641 | -61,990,643 | -61,990,644 |