-87.62% is the change from 404 to 50
Calculation steps:
[( 50 - 404 ) ÷ 404] x 100 = -87.62%
Formula
Percentage change = [(50 - 404) / 404] x 100
Subtract the new number by the original number
50 - 404 = -354
-354 ÷ 404 = -0.8762376237623762
-0.8762376237623762 x 100 = -87.62%