-85.06% is the change from 522 to 78
Calculation steps:
[( 78 - 522 ) ÷ 522] x 100 = -85.06%
Formula
Percentage change = [(78 - 522) / 522] x 100
Subtract the new number by the original number
78 - 522 = -444
-444 ÷ 522 = -0.8505747126436781
-0.8505747126436781 x 100 = -85.06%