-33.29% is the change from 817 to 545
Calculation steps:
[( 545 - 817 ) ÷ 817] x 100 = -33.29%
Formula
Percentage change = [(545 - 817) / 817] x 100
Subtract the new number by the original number
545 - 817 = -272
-272 ÷ 817 = -0.3329253365973072
-0.3329253365973072 x 100 = -33.29%