-23.85% is the change from 545 to 415
Calculation steps:
[( 415 - 545 ) ÷ 545] x 100 = -23.85%
Formula
Percentage change = [(415 - 545) / 545] x 100
Subtract the new number by the original number
415 - 545 = -130
-130 ÷ 545 = -0.23853211009174313
-0.23853211009174313 x 100 = -23.85%