-28.57% is the change from 847 to 605
Calculation steps:
[( 605 - 847 ) ÷ 847] x 100 = -28.57%
Formula
Percentage change = [(605 - 847) / 847] x 100
Subtract the new number by the original number
605 - 847 = -242
-242 ÷ 847 = -0.2857142857142857
-0.2857142857142857 x 100 = -28.57%