-29.09% is the change from 856 to 607
Calculation steps:
[( 607 - 856 ) ÷ 856] x 100 = -29.09%
Formula
Percentage change = [(607 - 856) / 856] x 100
Subtract the new number by the original number
607 - 856 = -249
-249 ÷ 856 = -0.2908878504672897
-0.2908878504672897 x 100 = -29.09%