4.02% is the change from 522 to 543
Calculation steps:
[( 543 - 522 ) ÷ 522] x 100 = 4.02%
Formula
Percentage change = [(543 - 522) / 522] x 100
Subtract the new number by the original number
543 - 522 = 21
21 ÷ 522 = 0.040229885057471264
0.040229885057471264 x 100 = 4.02%