-98.38% is the change from 431 to 7
Calculation steps:
[( 7 - 431 ) ÷ 431] x 100 = -98.38%
Formula
Percentage change = [(7 - 431) / 431] x 100
Subtract the new number by the original number
7 - 431 = -424
-424 ÷ 431 = -0.9837587006960556
-0.9837587006960556 x 100 = -98.38%