-77.68% is the change from 578 to 129
Calculation steps:
[( 129 - 578 ) ÷ 578] x 100 = -77.68%
Formula
Percentage change = [(129 - 578) / 578] x 100
Subtract the new number by the original number
129 - 578 = -449
-449 ÷ 578 = -0.7768166089965398
-0.7768166089965398 x 100 = -77.68%