-73.22% is the change from 519 to 139
Calculation steps:
[( 139 - 519 ) ÷ 519] x 100 = -73.22%
Formula
Percentage change = [(139 - 519) / 519] x 100
Subtract the new number by the original number
139 - 519 = -380
-380 ÷ 519 = -0.7321772639691715
-0.7321772639691715 x 100 = -73.22%