-85.61% is the change from 535 to 77
Calculation steps:
[( 77 - 535 ) ÷ 535] x 100 = -85.61%
Formula
Percentage change = [(77 - 535) / 535] x 100
Subtract the new number by the original number
77 - 535 = -458
-458 ÷ 535 = -0.8560747663551402
-0.8560747663551402 x 100 = -85.61%