-77.12% is the change from 577 to 132
Calculation steps:
[( 132 - 577 ) ÷ 577] x 100 = -77.12%
Formula
Percentage change = [(132 - 577) / 577] x 100
Subtract the new number by the original number
132 - 577 = -445
-445 ÷ 577 = -0.7712305025996534
-0.7712305025996534 x 100 = -77.12%