-73.31% is the change from 577 to 154
Calculation steps:
[( 154 - 577 ) ÷ 577] x 100 = -73.31%
Formula
Percentage change = [(154 - 577) / 577] x 100
Subtract the new number by the original number
154 - 577 = -423
-423 ÷ 577 = -0.733102253032929
-0.733102253032929 x 100 = -73.31%