-89.07% is the change from 933 to 102
Calculation steps:
[( 102 - 933 ) ÷ 933] x 100 = -89.07%
Formula
Percentage change = [(102 - 933) / 933] x 100
Subtract the new number by the original number
102 - 933 = -831
-831 ÷ 933 = -0.8906752411575563
-0.8906752411575563 x 100 = -89.07%