-93.39% is the change from 666 to 44
Calculation steps:
[( 44 - 666 ) ÷ 666] x 100 = -93.39%
Formula
Percentage change = [(44 - 666) / 666] x 100
Subtract the new number by the original number
44 - 666 = -622
-622 ÷ 666 = -0.933933933933934
-0.933933933933934 x 100 = -93.39%