-66.25% is the change from 566 to 191
Calculation steps:
[( 191 - 566 ) ÷ 566] x 100 = -66.25%
Formula
Percentage change = [(191 - 566) / 566] x 100
Subtract the new number by the original number
191 - 566 = -375
-375 ÷ 566 = -0.6625441696113075
-0.6625441696113075 x 100 = -66.25%