-66.2% is the change from 577 to 195
Calculation steps:
[( 195 - 577 ) ÷ 577] x 100 = -66.2%
Formula
Percentage change = [(195 - 577) / 577] x 100
Subtract the new number by the original number
195 - 577 = -382
-382 ÷ 577 = -0.6620450606585788
-0.6620450606585788 x 100 = -66.2%