-36.59% is the change from 828 to 525
Calculation steps:
[( 525 - 828 ) ÷ 828] x 100 = -36.59%
Formula
Percentage change = [(525 - 828) / 828] x 100
Subtract the new number by the original number
525 - 828 = -303
-303 ÷ 828 = -0.36594202898550726
-0.36594202898550726 x 100 = -36.59%