-88.57% is the change from 446 to 51
Calculation steps:
[( 51 - 446 ) ÷ 446] x 100 = -88.57%
Formula
Percentage change = [(51 - 446) / 446] x 100
Subtract the new number by the original number
51 - 446 = -395
-395 ÷ 446 = -0.8856502242152466
-0.8856502242152466 x 100 = -88.57%