-97.94% is the change from 436 to 9
Calculation steps:
[( 9 - 436 ) ÷ 436] x 100 = -97.94%
Formula
Percentage change = [(9 - 436) / 436] x 100
Subtract the new number by the original number
9 - 436 = -427
-427 ÷ 436 = -0.9793577981651376
-0.9793577981651376 x 100 = -97.94%