-54.39% is the change from 57 to 26
Calculation steps:
[( 26 - 57 ) ÷ 57] x 100 = -54.39%
Formula
Percentage change = [(26 - 57) / 57] x 100
Subtract the new number by the original number
26 - 57 = -31
-31 ÷ 57 = -0.543859649122807
-0.543859649122807 x 100 = -54.39%