-88.69% is the change from 628 to 71
Calculation steps:
[( 71 - 628 ) ÷ 628] x 100 = -88.69%
Formula
Percentage change = [(71 - 628) / 628] x 100
Subtract the new number by the original number
71 - 628 = -557
-557 ÷ 628 = -0.8869426751592356
-0.8869426751592356 x 100 = -88.69%