-75.44% is the change from 566 to 139
Calculation steps:
[( 139 - 566 ) ÷ 566] x 100 = -75.44%
Formula
Percentage change = [(139 - 566) / 566] x 100
Subtract the new number by the original number
139 - 566 = -427
-427 ÷ 566 = -0.7544169611307421
-0.7544169611307421 x 100 = -75.44%