-68.68% is the change from 431 to 135
Calculation steps:
[( 135 - 431 ) ÷ 431] x 100 = -68.68%
Formula
Percentage change = [(135 - 431) / 431] x 100
Subtract the new number by the original number
135 - 431 = -296
-296 ÷ 431 = -0.6867749419953596
-0.6867749419953596 x 100 = -68.68%