-27.24% is the change from 547 to 398
Calculation steps:
[( 398 - 547 ) ÷ 547] x 100 = -27.24%
Formula
Percentage change = [(398 - 547) / 547] x 100
Subtract the new number by the original number
398 - 547 = -149
-149 ÷ 547 = -0.27239488117001825
-0.27239488117001825 x 100 = -27.24%