-19.72% is the change from 431 to 346
Calculation steps:
[( 346 - 431 ) ÷ 431] x 100 = -19.72%
Formula
Percentage change = [(346 - 431) / 431] x 100
Subtract the new number by the original number
346 - 431 = -85
-85 ÷ 431 = -0.19721577726218098
-0.19721577726218098 x 100 = -19.72%