-0.73% is the change from 551 to 547
Calculation steps:
[( 547 - 551 ) ÷ 551] x 100 = -0.73%
Formula
Percentage change = [(547 - 551) / 551] x 100
Subtract the new number by the original number
547 - 551 = -4
-4 ÷ 551 = -0.007259528130671506
-0.007259528130671506 x 100 = -0.73%