-89.93% is the change from 705 to 71
Calculation steps:
[( 71 - 705 ) ÷ 705] x 100 = -89.93%
Formula
Percentage change = [(71 - 705) / 705] x 100
Subtract the new number by the original number
71 - 705 = -634
-634 ÷ 705 = -0.8992907801418439
-0.8992907801418439 x 100 = -89.93%