-89.56% is the change from 546 to 57
Calculation steps:
[( 57 - 546 ) ÷ 546] x 100 = -89.56%
Formula
Percentage change = [(57 - 546) / 546] x 100
Subtract the new number by the original number
57 - 546 = -489
-489 ÷ 546 = -0.8956043956043956
-0.8956043956043956 x 100 = -89.56%