-3.87% is the change from 543 to 522
Calculation steps:
[( 522 - 543 ) ÷ 543] x 100 = -3.87%
Formula
Percentage change = [(522 - 543) / 543] x 100
Subtract the new number by the original number
522 - 543 = -21
-21 ÷ 543 = -0.03867403314917127
-0.03867403314917127 x 100 = -3.87%