-89.22% is the change from 473 to 51
Calculation steps:
[( 51 - 473 ) ÷ 473] x 100 = -89.22%
Formula
Percentage change = [(51 - 473) / 473] x 100
Subtract the new number by the original number
51 - 473 = -422
-422 ÷ 473 = -0.8921775898520085
-0.8921775898520085 x 100 = -89.22%