-30.86% is the change from 431 to 298
Calculation steps:
[( 298 - 431 ) ÷ 431] x 100 = -30.86%
Formula
Percentage change = [(298 - 431) / 431] x 100
Subtract the new number by the original number
298 - 431 = -133
-133 ÷ 431 = -0.308584686774942
-0.308584686774942 x 100 = -30.86%