-67.93% is the change from 658 to 211
Calculation steps:
[( 211 - 658 ) ÷ 658] x 100 = -67.93%
Formula
Percentage change = [(211 - 658) / 658] x 100
Subtract the new number by the original number
211 - 658 = -447
-447 ÷ 658 = -0.6793313069908815
-0.6793313069908815 x 100 = -67.93%