Q: What is the negative version of the number 640,473,428?
A: -640,473,428
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:
| 640,473,426 | 640,473,427 | 640,473,429 | 640,473,430 |
| -640,473,426 | -640,473,427 | -640,473,429 | -640,473,430 |