-47.71% is the change from 109 to 57
Calculation steps:
[( 57 - 109 ) ÷ 109] x 100 = -47.71%
Formula
Percentage change = [(57 - 109) / 109] x 100
Subtract the new number by the original number
57 - 109 = -52
-52 ÷ 109 = -0.47706422018348627
-0.47706422018348627 x 100 = -47.71%