-26.12% is the change from 827 to 611
Calculation steps:
[( 611 - 827 ) ÷ 827] x 100 = -26.12%
Formula
Percentage change = [(611 - 827) / 827] x 100
Subtract the new number by the original number
611 - 827 = -216
-216 ÷ 827 = -0.26118500604594924
-0.26118500604594924 x 100 = -26.12%