-92.24% is the change from 438 to 34
Calculation steps:
[( 34 - 438 ) ÷ 438] x 100 = -92.24%
Formula
Percentage change = [(34 - 438) / 438] x 100
Subtract the new number by the original number
34 - 438 = -404
-404 ÷ 438 = -0.9223744292237442
-0.9223744292237442 x 100 = -92.24%