-88.48% is the change from 434 to 50
Calculation steps:
[( 50 - 434 ) ÷ 434] x 100 = -88.48%
Formula
Percentage change = [(50 - 434) / 434] x 100
Subtract the new number by the original number
50 - 434 = -384
-384 ÷ 434 = -0.8847926267281107
-0.8847926267281107 x 100 = -88.48%