-28.4% is the change from 933 to 668
Calculation steps:
[( 668 - 933 ) ÷ 933] x 100 = -28.4%
Formula
Percentage change = [(668 - 933) / 933] x 100
Subtract the new number by the original number
668 - 933 = -265
-265 ÷ 933 = -0.2840300107181136
-0.2840300107181136 x 100 = -28.4%