-67.05% is the change from 522 to 172
Calculation steps:
[( 172 - 522 ) ÷ 522] x 100 = -67.05%
Formula
Percentage change = [(172 - 522) / 522] x 100
Subtract the new number by the original number
172 - 522 = -350
-350 ÷ 522 = -0.6704980842911877
-0.6704980842911877 x 100 = -67.05%