-68.68% is the change from 546 to 171
Calculation steps:
[( 171 - 546 ) ÷ 546] x 100 = -68.68%
Formula
Percentage change = [(171 - 546) / 546] x 100
Subtract the new number by the original number
171 - 546 = -375
-375 ÷ 546 = -0.6868131868131868
-0.6868131868131868 x 100 = -68.68%