-80.28% is the change from 654 to 129
Calculation steps:
[( 129 - 654 ) ÷ 654] x 100 = -80.28%
Formula
Percentage change = [(129 - 654) / 654] x 100
Subtract the new number by the original number
129 - 654 = -525
-525 ÷ 654 = -0.8027522935779816
-0.8027522935779816 x 100 = -80.28%