-72.61% is the change from 566 to 155
Calculation steps:
[( 155 - 566 ) ÷ 566] x 100 = -72.61%
Formula
Percentage change = [(155 - 566) / 566] x 100
Subtract the new number by the original number
155 - 566 = -411
-411 ÷ 566 = -0.726148409893993
-0.726148409893993 x 100 = -72.61%