-62.66% is the change from 683 to 255
Calculation steps:
[( 255 - 683 ) ÷ 683] x 100 = -62.66%
Formula
Percentage change = [(255 - 683) / 683] x 100
Subtract the new number by the original number
255 - 683 = -428
-428 ÷ 683 = -0.6266471449487555
-0.6266471449487555 x 100 = -62.66%