-25.12% is the change from 816 to 611
Calculation steps:
[( 611 - 816 ) ÷ 816] x 100 = -25.12%
Formula
Percentage change = [(611 - 816) / 816] x 100
Subtract the new number by the original number
611 - 816 = -205
-205 ÷ 816 = -0.2512254901960784
-0.2512254901960784 x 100 = -25.12%