-77.83% is the change from 627 to 139
Calculation steps:
[( 139 - 627 ) ÷ 627] x 100 = -77.83%
Formula
Percentage change = [(139 - 627) / 627] x 100
Subtract the new number by the original number
139 - 627 = -488
-488 ÷ 627 = -0.7783094098883573
-0.7783094098883573 x 100 = -77.83%