78.35% is the change from 522 to 931
Calculation steps:
[( 931 - 522 ) ÷ 522] x 100 = 78.35%
Formula
Percentage change = [(931 - 522) / 522] x 100
Subtract the new number by the original number
931 - 522 = 409
409 ÷ 522 = 0.7835249042145593
0.7835249042145593 x 100 = 78.35%