-26.93% is the change from 828 to 605
Calculation steps:
[( 605 - 828 ) ÷ 828] x 100 = -26.93%
Formula
Percentage change = [(605 - 828) / 828] x 100
Subtract the new number by the original number
605 - 828 = -223
-223 ÷ 828 = -0.2693236714975845
-0.2693236714975845 x 100 = -26.93%