-82.37% is the change from 431 to 76
Calculation steps:
[( 76 - 431 ) ÷ 431] x 100 = -82.37%
Formula
Percentage change = [(76 - 431) / 431] x 100
Subtract the new number by the original number
76 - 431 = -355
-355 ÷ 431 = -0.8236658932714617
-0.8236658932714617 x 100 = -82.37%