-81.11% is the change from 683 to 129
Calculation steps:
[( 129 - 683 ) ÷ 683] x 100 = -81.11%
Formula
Percentage change = [(129 - 683) / 683] x 100
Subtract the new number by the original number
129 - 683 = -554
-554 ÷ 683 = -0.8111273792093704
-0.8111273792093704 x 100 = -81.11%