-98.16% is the change from 434 to 8
Calculation steps:
[( 8 - 434 ) ÷ 434] x 100 = -98.16%
Formula
Percentage change = [(8 - 434) / 434] x 100
Subtract the new number by the original number
8 - 434 = -426
-426 ÷ 434 = -0.9815668202764977
-0.9815668202764977 x 100 = -98.16%