-29.44% is the change from 856 to 604
Calculation steps:
[( 604 - 856 ) ÷ 856] x 100 = -29.44%
Formula
Percentage change = [(604 - 856) / 856] x 100
Subtract the new number by the original number
604 - 856 = -252
-252 ÷ 856 = -0.29439252336448596
-0.29439252336448596 x 100 = -29.44%