502
80 + 500 + 2 = 582
1097 if it is 500 percent times 2
1000/2
100-500 USD
287 + 491 + 200 + 500 + 300 + 500 + 280 + 400 + 290 + 490 = 3738
1,620
500 + 500 = 1000
The answer is 502. Simply add the numbers together arithmetically as you would for the problem two plus two. To check your work, a calculator is the best option.
(((800 plus 400) plus 400) plus 500) plus 500 = 2600
480
2 and 3/4
500 + 0 = 500