-45.37% is the change from 950 to 519
Calculation steps:
[( 519 - 950 ) ÷ 950] x 100 = -45.37%
Formula
Percentage change = [(519 - 950) / 950] x 100
Subtract the new number by the original number
519 - 950 = -431
-431 ÷ 950 = -0.4536842105263158
-0.4536842105263158 x 100 = -45.37%