-90.03% is the change from 712 to 71
Calculation steps:
[( 71 - 712 ) ÷ 712] x 100 = -90.03%
Formula
Percentage change = [(71 - 712) / 712] x 100
Subtract the new number by the original number
71 - 712 = -641
-641 ÷ 712 = -0.9002808988764045
-0.9002808988764045 x 100 = -90.03%