-32.23% is the change from 819 to 555
Calculation steps:
[( 555 - 819 ) ÷ 819] x 100 = -32.23%
Formula
Percentage change = [(555 - 819) / 819] x 100
Subtract the new number by the original number
555 - 819 = -264
-264 ÷ 819 = -0.32234432234432236
-0.32234432234432236 x 100 = -32.23%