-58.81% is the change from 522 to 215
Calculation steps:
[( 215 - 522 ) ÷ 522] x 100 = -58.81%
Formula
Percentage change = [(215 - 522) / 522] x 100
Subtract the new number by the original number
215 - 522 = -307
-307 ÷ 522 = -0.5881226053639846
-0.5881226053639846 x 100 = -58.81%