8500% is the change from 6 to 516
Calculation steps:
[( 516 - 6 ) ÷ 6] x 100 = 8500%
Formula
Percentage change = [(516 - 6) / 6] x 100
Subtract the new number by the original number
516 - 6 = 510
510 ÷ 6 = 85
85 x 100 = 8500%
Example