-76.62% is the change from 509 to 119
Calculation steps:
[( 119 - 509 ) ÷ 509] x 100 = -76.62%
Formula
Percentage change = [(119 - 509) / 509] x 100
Subtract the new number by the original number
119 - 509 = -390
-390 ÷ 509 = -0.7662082514734774
-0.7662082514734774 x 100 = -76.62%