-25.18% is the change from 683 to 511
Calculation steps:
[( 511 - 683 ) ÷ 683] x 100 = -25.18%
Formula
Percentage change = [(511 - 683) / 683] x 100
Subtract the new number by the original number
511 - 683 = -172
-172 ÷ 683 = -0.2518301610541728
-0.2518301610541728 x 100 = -25.18%