-93.76% is the change from 545 to 34
Calculation steps:
[( 34 - 545 ) ÷ 545] x 100 = -93.76%
Formula
Percentage change = [(34 - 545) / 545] x 100
Subtract the new number by the original number
34 - 545 = -511
-511 ÷ 545 = -0.9376146788990826
-0.9376146788990826 x 100 = -93.76%