-88.34% is the change from 429 to 50
Calculation steps:
[( 50 - 429 ) ÷ 429] x 100 = -88.34%
Formula
Percentage change = [(50 - 429) / 429] x 100
Subtract the new number by the original number
50 - 429 = -379
-379 ÷ 429 = -0.8834498834498834
-0.8834498834498834 x 100 = -88.34%