-56.39% is the change from 649 to 283
Calculation steps:
[( 283 - 649 ) ÷ 649] x 100 = -56.39%
Formula
Percentage change = [(283 - 649) / 649] x 100
Subtract the new number by the original number
283 - 649 = -366
-366 ÷ 649 = -0.5639445300462249
-0.5639445300462249 x 100 = -56.39%