-58.62% is the change from 522 to 216
Calculation steps:
[( 216 - 522 ) ÷ 522] x 100 = -58.62%
Formula
Percentage change = [(216 - 522) / 522] x 100
Subtract the new number by the original number
216 - 522 = -306
-306 ÷ 522 = -0.5862068965517241
-0.5862068965517241 x 100 = -58.62%