-21.76% is the change from 547 to 428
Calculation steps:
[( 428 - 547 ) ÷ 547] x 100 = -21.76%
Formula
Percentage change = [(428 - 547) / 547] x 100
Subtract the new number by the original number
428 - 547 = -119
-119 ÷ 547 = -0.21755027422303475
-0.21755027422303475 x 100 = -21.76%