-52.51% is the change from 419 to 199
Calculation steps:
[( 199 - 419 ) ÷ 419] x 100 = -52.51%
Formula
Percentage change = [(199 - 419) / 419] x 100
Subtract the new number by the original number
199 - 419 = -220
-220 ÷ 419 = -0.5250596658711217
-0.5250596658711217 x 100 = -52.51%