-72.48% is the change from 505 to 139
Calculation steps:
[( 139 - 505 ) ÷ 505] x 100 = -72.48%
Formula
Percentage change = [(139 - 505) / 505] x 100
Subtract the new number by the original number
139 - 505 = -366
-366 ÷ 505 = -0.7247524752475247
-0.7247524752475247 x 100 = -72.48%