-0.83% is the change from 481 to 477
Calculation steps:
[( 477 - 481 ) ÷ 481] x 100 = -0.83%
Formula
Percentage change = [(477 - 481) / 481] x 100
Subtract the new number by the original number
477 - 481 = -4
-4 ÷ 481 = -0.008316008316008316
-0.008316008316008316 x 100 = -0.83%