-27.21% is the change from 816 to 594
Calculation steps:
[( 594 - 816 ) ÷ 816] x 100 = -27.21%
Formula
Percentage change = [(594 - 816) / 816] x 100
Subtract the new number by the original number
594 - 816 = -222
-222 ÷ 816 = -0.27205882352941174
-0.27205882352941174 x 100 = -27.21%