-56.49% is the change from 485 to 211
Calculation steps:
[( 211 - 485 ) ÷ 485] x 100 = -56.49%
Formula
Percentage change = [(211 - 485) / 485] x 100
Subtract the new number by the original number
211 - 485 = -274
-274 ÷ 485 = -0.5649484536082474
-0.5649484536082474 x 100 = -56.49%