-89.21% is the change from 658 to 71
Calculation steps:
[( 71 - 658 ) ÷ 658] x 100 = -89.21%
Formula
Percentage change = [(71 - 658) / 658] x 100
Subtract the new number by the original number
71 - 658 = -587
-587 ÷ 658 = -0.89209726443769
-0.89209726443769 x 100 = -89.21%