-27.06% is the change from 547 to 399
Calculation steps:
[( 399 - 547 ) ÷ 547] x 100 = -27.06%
Formula
Percentage change = [(399 - 547) / 547] x 100
Subtract the new number by the original number
399 - 547 = -148
-148 ÷ 547 = -0.27056672760511885
-0.27056672760511885 x 100 = -27.06%