-20.88% is the change from 431 to 341
Calculation steps:
[( 341 - 431 ) ÷ 431] x 100 = -20.88%
Formula
Percentage change = [(341 - 431) / 431] x 100
Subtract the new number by the original number
341 - 431 = -90
-90 ÷ 431 = -0.2088167053364269
-0.2088167053364269 x 100 = -20.88%