-85.21% is the change from 649 to 96
Calculation steps:
[( 96 - 649 ) ÷ 649] x 100 = -85.21%
Formula
Percentage change = [(96 - 649) / 649] x 100
Subtract the new number by the original number
96 - 649 = -553
-553 ÷ 649 = -0.8520801232665639
-0.8520801232665639 x 100 = -85.21%