-47.74% is the change from 486 to 254
Calculation steps:
[( 254 - 486 ) ÷ 486] x 100 = -47.74%
Formula
Percentage change = [(254 - 486) / 486] x 100
Subtract the new number by the original number
254 - 486 = -232
-232 ÷ 486 = -0.4773662551440329
-0.4773662551440329 x 100 = -47.74%