-80.93% is the change from 535 to 102
Calculation steps:
[( 102 - 535 ) ÷ 535] x 100 = -80.93%
Formula
Percentage change = [(102 - 535) / 535] x 100
Subtract the new number by the original number
102 - 535 = -433
-433 ÷ 535 = -0.8093457943925234
-0.8093457943925234 x 100 = -80.93%