-54.68% is the change from 631 to 286
Calculation steps:
[( 286 - 631 ) ÷ 631] x 100 = -54.68%
Formula
Percentage change = [(286 - 631) / 631] x 100
Subtract the new number by the original number
286 - 631 = -345
-345 ÷ 631 = -0.5467511885895404
-0.5467511885895404 x 100 = -54.68%