-77.91% is the change from 258 to 57
Calculation steps:
[( 57 - 258 ) ÷ 258] x 100 = -77.91%
Formula
Percentage change = [(57 - 258) / 258] x 100
Subtract the new number by the original number
57 - 258 = -201
-201 ÷ 258 = -0.7790697674418605
-0.7790697674418605 x 100 = -77.91%