-44.7% is the change from 481 to 266
Calculation steps:
[( 266 - 481 ) ÷ 481] x 100 = -44.7%
Formula
Percentage change = [(266 - 481) / 481] x 100
Subtract the new number by the original number
266 - 481 = -215
-215 ÷ 481 = -0.446985446985447
-0.446985446985447 x 100 = -44.7%