-89.1% is the change from 431 to 47
Calculation steps:
[( 47 - 431 ) ÷ 431] x 100 = -89.1%
Formula
Percentage change = [(47 - 431) / 431] x 100
Subtract the new number by the original number
47 - 431 = -384
-384 ÷ 431 = -0.8909512761020881
-0.8909512761020881 x 100 = -89.1%