27.59% is the change from 522 to 666
Calculation steps:
[( 666 - 522 ) ÷ 522] x 100 = 27.59%
Formula
Percentage change = [(666 - 522) / 522] x 100
Subtract the new number by the original number
666 - 522 = 144
144 ÷ 522 = 0.27586206896551724
0.27586206896551724 x 100 = 27.59%