-85.02% is the change from 514 to 77
Calculation steps:
[( 77 - 514 ) ÷ 514] x 100 = -85.02%
Formula
Percentage change = [(77 - 514) / 514] x 100
Subtract the new number by the original number
77 - 514 = -437
-437 ÷ 514 = -0.8501945525291829
-0.8501945525291829 x 100 = -85.02%