-26.81% is the change from 828 to 606
Calculation steps:
[( 606 - 828 ) ÷ 828] x 100 = -26.81%
Formula
Percentage change = [(606 - 828) / 828] x 100
Subtract the new number by the original number
606 - 828 = -222
-222 ÷ 828 = -0.26811594202898553
-0.26811594202898553 x 100 = -26.81%