-95.35% is the change from 409 to 19
Calculation steps:
[( 19 - 409 ) ÷ 409] x 100 = -95.35%
Formula
Percentage change = [(19 - 409) / 409] x 100
Subtract the new number by the original number
19 - 409 = -390
-390 ÷ 409 = -0.9535452322738386
-0.9535452322738386 x 100 = -95.35%