-33.05% is the change from 823 to 551
Calculation steps:
[( 551 - 823 ) ÷ 823] x 100 = -33.05%
Formula
Percentage change = [(551 - 823) / 823] x 100
Subtract the new number by the original number
551 - 823 = -272
-272 ÷ 823 = -0.330498177399757
-0.330498177399757 x 100 = -33.05%